Locomotive names of North America beginning with A

Name	Railroad, #	Builder, s/n	Build date	Whyte type	Notes
A Ke Ahi	HRC	R & Rapier
A. A. Denny	S&WW 1	W Mason 552	8/1875	0-6-4T	Built as Stockton & Ione #2 Amador; returned to factory; s 10/76 to S&WW; s 11/80 to Columbia & Puget Sound #1; ret 1895; used as stationary boiler in Seattle.
A. A. Sargent	CP 7	Union 3	11/1865	4-4-0	Originally ordered by Sacramento Valley RR; sold 6/25/1909 to Willett & Burr #48.
A. Adams	CV	Baldwin	1847	4-4-0	Off roster by 3/1869.
A. Arnold	CV 69	Manch	8/1869	4-4-0	Rebuilt 1885; rn 1/1/1900 #21; sold 1900.
A. B. Foster	CV 42	Taunton	1860	4-4-0	Ex-SS&C; bought 1862; sold 1873 to O&LC; replaced by T. W. Park.
A. B. Frank	GH&SA 50	Manch 898	3/1881	4-4-0	Rn 1885 #700, 2nd #658; off roster by late 1890s.
A. B. Proal	O&T 11	Porter 465	12/1881	4-4-0	To New York Equipment Co. 1889.
A. B. Watson	A&S 8	Cooke	10/1865	4-4-0
A. Beaton	H&TC 48	Rogers 2013	4/1872	4-4-0	Rn 2nd #13 by 1899; scr 2/1903.
A. Belknap	SA&AP 3	Baldwin 7690	10/1885	2-4-4	Off roster by 1917.
A. C. Bean	CV 48	CV St Albans	1882	4-4-0	Built to replace #48 H. K. Adams; Scrapped 1904.
A. C. Green	C&Pa 13	Winans	early 1860s	0-8-0	Rebuilt between 1866 and 1875; sold 1905 to a steel company in Pittsburgh.
A. C. Houston	SA&AP 22	Baldwin 8744	8/1887	4-4-0	Rn 1908 #34; off roster by 1917.
A. C. Jones	SA&AP 18	Baldwin 8656	7/1887	2-6-0	Rn 1908 #108; off roster by 1925.
A. C. Pierce	TT 77	Rhode 1456	4/1884	2-6-0	NG; SG'ed 1/1887; sold 7/1900 to Dilley Foundry Co.
A. C. Stonegrave	CV 87	Rhode 1652	1886	4-4-0	Rn 1/1/1900 #57.
A. F. Sortwell	M&WR 2nd 3	Manch 630	4/1874	4-4-0	Ex-Barre.
A. G. Schryver	SA&AP 11	Baldwin 8288	12/1886	4-4-0	Off roster by 1917.
A. G. Schuyver	GH&SA 55	Manch 902	9/1881	4-4-0	Off roster by 1885.
A. Groesbeck	G&RR	R Norris	1858	4-4-0	Became H&TC #3; off roster by 1885.
A. H. Chandler	TT 68	Grant 1579	12/1883	2-6-0	NG; SG'ed 11/1886; sold 3/10/1900 to St Louis & Memphis Ry.
A. H. Houston	SF&SJ 4	Cooke	4/1864	4-4-0	Rn Comanche; to SP #4; rn 1891 #1111; scr 4/16/1898.
A. H. Stump	C&Pa 5	Smith & Perkins	1852	2-6-0	Scrapped circa 1875.
A. H. Viele	S&ET 5	Manch 933	10/1881	4-4-0	Rn 1885 #690; rn 1901 #103; s 3/8/1904 to A. L. Hanson Lumber Co.
A. H. Wilder (2nd)	SP&SC	Taunton 709	8/1879	4-4-0	Transferred to CStPM&O; renumbered 204; sold 1899 to F. M. Hicks of Chicago.
A. Iselin	SC&StP 7	Taunton 567	5/1872	4-4-0	Became CStPM&O #27; rn #227; rb 1890 as 0-4-0.
A. J. Burke	H&TC 42	Cooke 758	9/1871	4-4-0
A. J. Earling	M&SP 189	Taunton 622	7/1873	4-4-0	Rn #1316 in 1899; rn #84 in 1912; off roster in 4/1918.
A. J. Odell	DL&W 85	Cooke 236	3/1865		Ex-A. Lincoln.
A. L. Horner	TT 35	Grant	8/1882	2-8-0	NG; sold 10/22/1889 to Whitaker & Ramseur, Texarkana, Tx.
A. L. Milner	B&R 1st 3	Baldwin 1527	1866	4-4-0
A. Lincoln	DL&W 85	Cooke 236	3/1865		Rn 4/1865 A. J. Odell after assassination; xf to NY, Lackawanna & Western.
A. M. Davis	TT 26	Grant	6/1882	2-6-0	NG; sold 5/26/1888 to W. R. Pearson, Thornton, Ar; returned as partial payment for SSW 34 in 1898.
A. M. Ramsdell	NLN 10	Manch	1867	4-4-0	Outside connected; Transferred to the CV #28; rn 12/1890 #12; rn 162 8/1891; scrapped 1900.
A. M. Shead	TT 24	Grant 1499	6/1882	2-6-0	NG; sold 8/26/1895 to Cotton Belt Mill Co #2, Bearden, Ar.
A. Rice	ATSF 106	Hinkley	1878	4-4-0	Ex-P&AV #106.
A. V. H. Carpenter	M&SP 137	Taunton 475	9/1869	4-4-0	Off roster by 1898.
A. W. Hubbard (2nd)	SC&StP 2	Taunton 608	4/1873	4-4-0	Became CStPM&O #22; rn #222; Sold 1899 to Bayfield & Western.
A. W. Soper	TT 51	Grant	12/1882	4-4-0	NG; SG'ed 10/1887; sold 6/1899 to Bodcaw Lbr Co
Abbot Lawrence	LC&M 5	Lawrence	10/1855	4-4-0	Became M&SP #5 in 1863; off roster by 1888.
Abigail Adamas	CV	Baldwin	6/1847
Abington	LG	Rogers 287	10/1851	4-4-0
Abner Chichester					Moshein and Rothfus assert that this locomotive is often mistaken for another of the Long Island Rail Road named New York.
Abner McGehee	Mont	Rogers 12	4/1839	4-2-0
Abraham Klohs	O&LC 2nd 6	Mason 286	8/1868	4-4-0	Renumbered #306; Renumbered #74; Scrapped.
Acanceh	FCUY 63	Baldwin 5527	3/1881	4-4-0	Ex-FCM&P #1; scr 1920.
Acapulco	Irolo	Baldwin 6325	8/1882	4-4-0	NG; Sold by 1889.
Acatlan	FCTHL 3	Baldwin 20372	4/1902	2-8-0	Became FC Mexicano #22 in 1910; ret 1952.
Acayucotlan	FCHN 13	Baldwin 12267	10/1891	2-8-0	NG; became NdeM #13.
Achilles	B&M 47	Baldwin	1871	0-4-0T
Achilles	CP 33	Grant	5/1867	0-6-0T	Rn 1891 #1258; rb 12/11/1872 as 4-4-0; scr 10/6/1899 Sac.
Achilles	G&CU	Rogers 539	10/1854	4-4-0
Achilles	LNA&C 34	Danforth	1865	4-4-0
Acton	FRR 25	Mason 134	6/1863	4-4-0	Rb 1877; scr 1892-1895
Ada	NYT&M 2nd 5	Baldwin 6320	8/1882	4-4-0	Rn 1885 #575; rn 1901 #153; s 11/7/1908 to Miller Link Lumber Co.
Adam Brown	GWR 55	Canada	c. 1856		Ex-Wellington, Grey & Bruce Ry; Rb before 1860 as 4-4-0.
Adams	H&B	Rogers 54	5/1844	4-4-0	Ex-NYPB Reformer.
Adams	VC	Baldwin	1848	2-2-0
Addison	R&B 28	Taunton 356	1865	4-4-0	Rb at Rutland 1878; became Central Vermont #218.
Addison Gilmore	WofM	WofM Sfield 1	1851	4-2-2
Adela	Hor 2	Baldwin 20871	8/1902	2-4-0	2-ft gauge.
Adirondack	B&A	B&A shops		4-4-0	This engine was also known as Eddy Clocks for a short time while Wilson Eddy served as master mechanic for the railroad. It was involved in an economy test where the Boston & Albany wanted to find out whether the American or Mogul class consumed less for an equal amount of work (further discussion on this test can be found in John H. White, Jr's A History of the American Locomotive - Its Development: 1830-1880, Dover Publications, New York, 1968, p 57)
Admiral	LNA&C 9	LNA&C NA	1847	4-4-0	Ex-Ranger; rb 1868.
Adolph Hugel	MofC 15	Portland 298	5/1874	4-4-0
Adolphus Busch	TT 63	Grant	10/1882	2-6-0	NG; SG'ed 1890; sold 4/10/1897 to Clark & Boice Lbr Co for JP&IT RY #22.
Adriatic	A&P 8	Baldwin 5424	12/1880	4-4-0
Advance		Corliss	1851	4-4-0	Inside connected; acquired about 1853 by Providence & Worcester; rn Orray Taft.
Advance	E&KR 1	Baldwin 3751	1875	0-6-0
Advance	LC&M 11	Lawrence	12/1855	4-4-0	Inside-connected; Rb 1860; became M&SP #11 in 1863; off roster by 1898.
Aetna	FRR	Hinkley 29	12/1844	0-4-0	Acquired 9/1845 from Charlestown Branch; sold 11/1849 to Androscoggin & Kennebec
Aguas Calientes	FCCM 19	Taunton 820	12/1881	4-4-0
Ajax	CP 32	Jersey 493	5/1867	0-6-0T	Rn 1891 #1257; rb 2/2/1871 as 4-4-0; scr 1895.
Al-Ki	S&WW 2	W H Bailey	5/1877	4-4-0	S 11/80 to Columbia & Puget Sound #2; ret 1897.
Alabama	V&J	Norris	1851	4-4-0 (?)	Scr 1866.
Alamosa	D&RG 22	Baldwin 4076	1877	2-8-0
Alaric	LNA&C 16	NA&S NA		4-4-0	Ex-NA&S George Lyman.
Albany	A&S 24	Dickson 54	7/1870	2-6-0
Albany	Hou	Rogers 41	12/1842	4-2-0
Albany	M&HR	Rogers 50	12/1843
Albany	NY&H 27	Rogers 166	3/1849	4-4-0	Originally ordered for the New York & New Haven but sold to the New York & Harlem; Sold to Long Island Rail Road; Renamed G. F. Carman; Sold to Bennington & Rutland 8/1869 as 1st #7 G. F. Carman.
Albany	O&C 6	Baldwin 2149	6/1872	4-4-0	Rn 1891 #1244; rn 1906 #1501; scr 4/10/1914 Brooklyn.
Albemarle	O&A	Rogers 603	9/1855	4-4-0
Albers	M&S	Rogers 150	11/1848	4-4-0
Albert		Baldwin		4-4-0
Albert Journeay	SIR				First locomotive on the Staten Island Railway
Albion	ARy	Hackworth	c. 1838	0-6-0	On display in Stellartown, NS, Canada, as of 1985.
Alburgh	CV 50	CV Northfield	12/1866	4-4-0
Alert	MC	Baldwin 37	1836		Ex-C&NW Pioneer.
Alex H. Rice	SC&StP 6	Taunton 562	4/1872	4-4-0	Became CStPM&O #26, renumbered 226; rb 1890 as 0-4-0.
Alex. Mitchell	M&SP 52	Mason 213	9/1865	4-4-0	Rn LaCrosse in 1868.
Alex. Mitchell	MnC 6	Taunton 386	6/1866	4-4-0	Became M&SP #68 in 1868; rn #248 in 1898; rn #1237 in 1899; off roster by 10/1900.
Alex. Mitchell	SP&C 2	Mason 381	11/1870	4-4-0	Became M&SP #171 in 1872; rn #1251 in 1899; rn #1426 in 1910; off roster 6/1913.
Alfred Bishop	Naug	Rogers 180	7/1849	4-4-0
Alfred Bishop	S&W	Rogers 325	6/1852	4-4-0	Became D&H #104.
Alfred M. McCoy	ID&C 4	Baldwin 4201	11/1877	4-4-0
Algona	M&SP 144	M & Aldus	1869	4-4-0	Rn #1240 in 1899; off roster by 1/1901.
Allegany	C&Pa 14	Hayward Bartlett	1865	0-8-0	Rb 1887; Rn circa 1904 #1; sold 1905 to a steel company in Pittsburgh.
Alleghany	NY&E	Rogers 152	12/1848	4-4-0	6 ft gauge
Allegheny	PRR	Baldwin	1850	4-4-0
Allen Munroe	O&S	Rogers 526	9/1854	4-4-0
Alliance	HB 5	Hinkley 843	1867	4-4-0	Became HJH&G 5 in 1874; Off roster by 1905
Alonzo Everts	A&S 12	Dickson 19	1866	4-4-0
Altamisal	Juc	Rogers 244	1/1851	4-4-0
Alvah Crocker	FRR 3	Hinkley 45	7/1845	4-4-0	Off roster by 1871
Alvah Crocker	T&B 9	Hinkley 351	1/1852	4-4-0	Off roster by 1887
Alvah Crocker	V&M 15	Hinkley	1/1869	4-4-0	Became FRR #46; off roster by 1895
Alvin F. Sortwell	M&WR 8	Manch 1696	3/1899	4-4-0	S 1928 to White River RR #8; scr 1933.
Amador	S&I 2	W Mason 552	8/1875	0-6-4T	Returned to factory; s 10/1876 to Seattle & Walla Walla #1 A. A. Denny.
Amazon	CP 20	M & Aldus	7/1866	4-6-0	Rn 1891 #1523, #1048; scr 7/21/1926 LA.
Amedee	NCO 5	Baldwin 17123	10/1899	4-6-0	Rb 7/1925; sold 9/1929 to SP #5; scr 6/30/1934.
Amenia	NY&H	Rogers 242	12/1850	4-4-0
America		Grant		4-4-0
America		Stephenson		0-4-0
America	B&C	Swinburn	c. 1850
America	Bo&P	R Stephenson	1829	0-6-0	May have been named Whistler. Lost at sea while shipping to the US.
America	R&B 38 (2nd)	Baldwin 2454	1871	2-6-0	Ex-CV #81 1st Pacific.
America	Rock
American Eagle	CP 121	Cooke	8/1868	4-4-0	rn 1891 #1163; rb by 1875; sold 11/1871 to Stockton & Visalia #1; sold to Stockton & Copperopolis 2nd #1.
American Fork	AF 1	Mason 461	7/1872	0-4-4T	S to Utah & Northern 2nd #45.
Americus	CR&B	Rogers 607	9/1855	4-4-0
Ames	BBB&C				Bought 10/1868.
Amherst	NLW&P	Taunton	1852	4-4-0	Became NLN #11 Belcherton.
Amherst (1st)	NLN 26	CV St Albans	1880	2-6-0	Ex-CV 17 S. L. Woodford; to NLN 8/1887; rn 12/1890 #16; rn 8/1891 #156; became CV 309.
Amherst (2nd)	NLN		1849
Amos Barnes	C&PR 2nd 25	Manch 575	4/1873	4-4-0	Ex-M&WR #4 Groton.
Amos Twichell	ChRR 16	Hinkley 486	11/1853	4-4-0	Rn Lucien Tilton; off roster by 1883.
Anaka	LK&P 1	Porter 7398	1948	2-4-2	Ex-Carbon Limestone Co #36; rb; still running 1971.
Anamosa	CM&SP 289	Mason 211	8/1865	4-4-0	Ex-DSW Wm B. Allison.
Ancient	Wi&P	Norris		4-4-0	Captured by US Federal forces in 1862, transferred to US Military Railroad; sold 1865 to J. Nielson.
Anderson	ATSF 151	Hinkley	1880	4-4-0
Andes	B&SL	Rogers 422	9/1853	4-4-0
Andover	B&M	B&M
Andrew Jackson	B&O 7	D & Gartner		0-4-0	Rn 1884 #2; rb 1892 to look like Atlantic by Maj. Pangborn.
Andrew Jackson	N&C	Rogers 533	10/1854	4-4-0
Andrew Jackson	S&C 1	Mason 361	6/1870	4-4-0	Ex-CalP #11 D. C. Haskin.
Andrew Low	CR&B	Rogers 45	8/1843	4-4-0
Anglo Saxon	D&RG 42	Baldwin 4938	1/1880	2-8-0
Angola	FWJ&S 3	Hinkley 918		4-4-0
Ann	O&C	Vulcan	1862	0-4-0
Anson P. Stokes	NC 3	Baldwin 3625	7/1874	2-6-0	Ex-M&SV #1 C. S. Abbott.
Anson S. Marshall	CRR 10	CRR Concord	1873	4-4-0	Sold to B&M #710; scrapped 1908.
Ant	LV 81	Norris	1867	2-10-0	Rb as 4-8-0; still running 1894.
Ant	SCC 1	Fulton Fdry	9/1871	0-4-0T	S to Seattle Coal & Trans. Co. #1; s 1877 to Seattle & Walla Walla; rn 1878 #5; s 11/1880 Columbia & Puget Sound #5; s 5/1883 Ordway & Weidler; s 10/1883 Mosquito & Coal Creek RR; s 1923 Long-Bell Corp.; scr 1940s.
Antarctic	A&P 7	Baldwin 5409	12/1880	4-4-0
Anteauga	S&U	Rogers 57	7/1844	4-2-2
Antelope	ATSF 30	Taunton 581	9/1872	4-4-0
Antelope	B&M	Hinkley	1845	4-2-2
Antelope	CP 29	M & Aldus	2/1867	4-4-0	Rn 1891 #1192; scr 4/21/1900 at Sacramento.
Antelope	Hou	Rogers 288	11/1851	4-4-0
Antelope	LNA&C 23	Hinkley 462	8/1853	4-4-0	Ex-NA&S 2nd Providence.
Anthony	ATSF 99	Hinkley	1879	4-4-0
Anthracite	FRR 18	Hinkley 232	4/1849	4-4-0	Scrapped 1877
Anthracite	LSNR	G & Eastwick		0-4-0	Transferred after 1840 to Buck Mountain RR; May be stored at Rockport.
Antoine LeClaire	C&RI	Rogers 530	9/1854	4-4-0
Antwerp	Po&W	Taunton	1852	4-4-0	Became Rome, Watertown & Ogdensburgh #17; rb.
Antwerp	W&R	Taunton 106	1852	4-4-0	Ex-Montreal & Plattsburg Plattsburg.
Apache	A&P 11	Taunton 766	1/1881	4-4-0
Apache	KPDP 23	Baldwin 1601	1867	4-4-0
Apollo		Winans 66			Camelback loco.
Apollo	CP 79	Rhode 53	9/1868	4-4-0	Rn 1891 #1204; rn 1901 #1225; rn 1906 #1366; scr 8/6/1923 W Oakland.
Apollo	LNA&C 8	Norris	1851	4-4-0	Ex-NA&S Gosport.
Apponaug	NYPB	Locks	1836	2-2-0	Rb 1844 with a longer boiler as a 4-2-2; remained in service as late as 1875.
Arabian	B&O 1	D & Gartner	1834	0-4-0
Aransas Pass	SA&AP 2	Baldwin 7628	6/1885	4-4-0	Rn 1908 #27, 31; off roster by 1917.
Arapaho	KPDP 22	Baldwin 1600	1867	4-4-0
Arbuckle	CoRR 8	Porter 920	4/1888	0-4-4T
Arctic	A&P 6	Baldwin 5407	12/1880	4-4-0
Arctic	CP 11	Mason 212	9/1865	4-4-0	Was to be named Humboldt; sold 1870 to Calif & Ore #4; returned to CP 1872; scr 6/1892.
Arctic	CV 86	CV St Albans	1872	4-4-0
Ardilla (1st)	FCDS 12	Rogers 2740	5/1881	4-4-0
Ardilla (2nd)	FCDS 12	Manch 1010	11/1881	4-4-0	Became Calif Southern #10.
Ardilla (3rd)	FCDS 12	Rhode 1084	12/1881	4-4-0
Argenta	CP 166	Schen 573	7/1869	4-4-0	Sold 9/1869.
Argentina	CP 2nd 166	Hinkley 555	1/1855	4-4-0	Ex-Sacramento Valley #2 Nevada; s 1890 Northern Ry #1020; rn 1891 #1116; scr 1898.
Ariel	B&BR	Hinkley 1251	1877	0-4-4T	Became Sandy River Railroad #1 Dawn; scrapped 1912.
Ariel	P&R	P&R Reading	1872	2-2-2T	Inspection locomotive.
Arispe	FCDS 11	Rogers 2739	5/1881	4-4-0
Arizona	KPDP 29	Rogers 1500	1868	4-4-0
Arizona	WofM 83	WofM Sfield	1866	4-4-0
Arizona (1st)	FCDS 13	Rogers 2745	5/1881	4-4-0	Became Calif Southern #5.
Arizona (2nd)	FCDS 13	Rhode 1085	12/1881	4-4-0
Arkansas	D&RG 8	Baldwin 2727	1871	2-6-0
Arreseoh	NJR&T	Rogers 2	2/1838	4-2-0
Arrow	CP 146	Schen 521	11/1868	4-4-0	Rn 1891 #1150; scr 1891.
Arrow	LNA&C 5	Norris	1851	4-4-0	Ex-NA&S Mitchell.
Arroya Honda	D&RG 69	Baldwin 5132	1880	2-8-0
Arthur Tandy	M&WR 6	Baldwin 4761	1879	0-4-4T	Ex-Tramp 10/30/1891; s 1913 to White River RR #6; in storage by 6/26/1922; used as fill under rte 100 in Stockbridge after the 1927 flood.
Ashburnham	ChRR 29	ChRR	1873	4-4-0	Became FRR 229; off roster by 1895.
Ashburnham	V&M	Hinkley 219	12/1848	4-4-0	Off roster by 1871
Asheulot	B&M 308	Manch		4-4-0
Ashuelot	ChRR 2	Hinkley 117	5/1847	4-4-0	Retired 1863
Ashwell Smith	H&TC 16	Schen 592	10/1869	4-4-0	Rn #3 by 1899; scr 8/1908.
Assabet	FRR 26	Hinkley 733	1865	4-4-0	Rb 1878; Rn 1895 #80; off roster by 1899
Assanpink	BD	Trenton	c. 1854	4-4-0
Astor	FEC 2			4-4-0	Rn 1894 #10; sold to L. W. Johnson.
Atchison	ATSF 9	Taunton 533	7/1871	4-4-0
Atherton	CP 177	Grant	1868	4-4-0	Ex-SF&A #2 6/1870; rb 8/1873; wrecked on SF&A 11/14/1869; could be SP #72.
Athol	FRR	Hinkley 105	6/1847	4-4-0	Ex-Vermont & Massachusetts Railroad; acquired circa 1851; sold 3/1862 to US Military Railroad #10.
Athol	V&M 3	Hinkley 903	12/1869	4-4-0	Became FRR #50; rb 1890; rn 1895 #90; rn 1899 #110; rn 1900 #910; scr 8/1910.
Atlanta	(demo)	Baldwin 14420	1895	4-6-0
Atlanta	B&O	Winans	10/1843	4-4-0	Rb 1853.
Atlanta	GR&BC	Rogers 232	10/1850	4-4-0
Atlantic	A&P 4	Baldwin 2134	5/1870	4-4-0	Ex-A&P #77.
Atlantic	B&O	D & Gartner	1832	0-4-0	Second oldest operable unit in the US. More information: Wikipedia.
Atlantic	CP 5	Mason 145	11/1863	4-4-0	Rb 7/29/1881; scr 3/1894.
Atlantic	CV 74	CV St Albans	1/1870	4-4-0	Rn 1/1/1900 #19.
Atlantic	HR	Rogers 188	10/1849	4-4-0
Atlantic	LIRR	Rogers 578	5/1855	4-4-0
Atlantic	Musc	Rogers 524	9/1854	4-4-0
Atlantic	SF&SJ 7	Union 2	1865	4-4-0	To SP #7; rn 1891 #1231; scr 1895.
Atlantic	WofM	Baldwin	9/1844		The WofM's Atlantic was the first Baldwin engine built with a separate cutoff (see A History of the American Locomotive, by John H White Jr).
Atlas	B&O	E & Harrison	1839	4-4-0	Used exclusively on Wash. branch.
Atlas	B&SL	Rogers 419	9/1853	4-4-0
Atlas	P&R	Baldwin	1846	0-8-0	This loco is reported to be the first 0-8-0 with a flexible-beam truck.
Attila	LNA&C 15	NA&S NA		4-4-0	Ex-NA&S Phoebe Brooks.
Auburn	A&Sy 1	Rogers 8	11/1838	4-2-0
Auburn	CP 22	M & Aldus	8/1866	4-6-0	Rn 1891 #1525; scr 11/1892.
Auburn	P&R	R. Norris	1854	4-4-0
Auburn	SCNY 20	Taunton 491	3/1870	4-4-0
Aughwick	EBT 7	Baldwin 5677	6/1881	2-8-0	S 10/1913 to Thomas F. Carey Co.; became Ohio River & Western #14; became PRR #9669; scr 1931.
Aughwick	PRR 118	Baldwin	11/1855	4-6-0
August Faltin	SA&AP 16	Baldwin 8638	6/1887	2-6-0	Rn 1908 #107; exploded at Yorktown, Tx. 10/1891; rb; off roster by 1917.
August Lindstrom	S&ML 2	Baldwin 23883	6/1904	2-6-0	Carried builder's number as road number for a short time.
Augusta	GR&BC	Rogers 231	10/1850	4-4-0
Aurora	CP 165	Cooke	11/1868	4-4-0	Rn 1891 #1180; scr 6/1893.
Aurora	V&T 15	Cooke 884	1872	2-6-0	Sold 1881 to Oregon Ry & Nav Co.
Ausable	O&LC 1st 10	H & Drury 277	9/1850	4-4-0
Austin	BBB&C	Lowell 139	1854	4-4-0	Bought from builder's unsold stock after new construction had ceased; s 7/1870 to GH&SA #5; off roster by 1884.
Austin	M&M 20	Breese Kneeland	1856	4-4-0	Became M&PDC #20 in 1861; became M&SP #90 in 1868; rn #288 in 1898; off roster by 1899.
Austin	NC 2	Porter 148	1873	0-4-0T	Bought 1879.
Avoca	M&M 41	Breese Kneeland	1857	4-4-0	Became M&PDC #41 in 1861; became M&SP #112 in 1868; off roster by 1898.
Azro Chase	A&S 20	Dickson 39	1869	4-4-0

Photo credits

• Achilles (B&M) - Photograph by John Carbutt, 1871.  The image description page (retrieved February 11, 2011) at Wikimedia Commons asserts that this image is in the public domain because its copyright has expired
• Atlantic (B&O) - The image description page (retrieved October 23, 2008) at Wikimedia Commons asserts that this image was released for free redistribution by the copyright holder, James G. Howes.