Thomas Wheatley was born in Micklefield

Micklefield

Micklefield is a village and civil parish east of Leeds, West Yorkshire, England. It neighbours Garforth, Aberford and Brotherton and is close to the A1 Motorway. It is in the City of Leeds metropolitan borough. It has a population of 1,852.-Geography:...

, Leeds

Leeds

Leeds is a city and metropolitan borough in West Yorkshire, England. In 2001 Leeds' main urban subdivision had a population of 443,247, while the entire city has a population of 798,800 , making it the 30th-most populous city in the European Union.Leeds is the cultural, financial and commercial...

 in 1821. He became an apprentice with the Leeds and Selby Railway

Leeds and Selby Railway

The Leeds and Selby Railway was an early British railway company and first mainline railway in Yorkshire. It was opened in 1834.The company was absorbed by the York and North Midland Railway and the line remained in use through the subsequent NER, LNER, BR and post-privatisation periods.As of 2010...

 and later worked for the Midland Railway

Midland Railway

The Midland Railway was a railway company in the United Kingdom from 1844 to 1922, when it became part of the London, Midland and Scottish Railway....

 and the Manchester, Sheffield and Lincolnshire Railway

Manchester, Sheffield and Lincolnshire Railway

The Manchester, Sheffield and Lincolnshire Railway was formed by amalgamation in 1847. The MS&LR changed its name to the Great Central Railway in 1897 in anticipation of the opening in 1899 of its London Extension.-Origin:...

. Subsequently, he was Locomotive Superintendent for the Southern Division of the London and North Western Railway

London and North Western Railway

The London and North Western Railway was a British railway company between 1846 and 1922. It was created by the merger of three companies – the Grand Junction Railway, the London and Birmingham Railway and the Manchester and Birmingham Railway...

 for 5 years. From 1867-1874 he was Locomotive Superintendent of the North British Railway

North British Railway

The North British Railway was a Scottish railway company that was absorbed into the London and North Eastern Railway at the Grouping in 1923.-History:...

 (NBR). Prior to 1867 the post had been split across divisions.

Under Wheatley's superintendency, 185 new locomotives were added to NBR stock, and a number of old engines were rebuilt for further service. Only eight of the new locomotives were intended for express passenger trains.

Locomotives

Locomotives designed by Thomas Wheatley included:

NBR class	Power class	Type	Introduced	Driving wheel	Total	Grouping	LNER class	Extinct	Notes
141		2-4-0 2-4-0 Under the Whyte notation for the classification of steam locomotives, 2-4-0 represents the wheel arrangement of two leading wheels on one axle, four powered and coupled driving wheels on two axles, and no trailing wheels....	1869	6 in 6 in (1,981.2 mm)	2			1915
38		2-4-0 2-4-0 Under the Whyte notation for the classification of steam locomotives, 2-4-0 represents the wheel arrangement of two leading wheels on one axle, four powered and coupled driving wheels on two axles, and no trailing wheels....	1869	6 in 0 in (1,828.8 mm)	1			1912
418	P	2-4-0 2-4-0 Under the Whyte notation for the classification of steam locomotives, 2-4-0 represents the wheel arrangement of two leading wheels on one axle, four powered and coupled driving wheels on two axles, and no trailing wheels....	1873	6 in 0 in (1,828.8 mm)	8	6	E7	1927
40		2-4-0 2-4-0 Under the Whyte notation for the classification of steam locomotives, 2-4-0 represents the wheel arrangement of two leading wheels on one axle, four powered and coupled driving wheels on two axles, and no trailing wheels....	1873	5 in 0 in (1,524 mm)	2			1903
224		4-4-0 4-4-0 Under the Whyte notation for the classification of steam locomotives, 4-4-0 represents the wheel arrangement of four leading wheels on two axles , four powered and coupled driving wheels on two axles, and no trailing wheels...	1871	6 in 6 in (1,981.2 mm)	2			1919
420		4-4-0 4-4-0 Under the Whyte notation for the classification of steam locomotives, 4-4-0 represents the wheel arrangement of four leading wheels on two axles , four powered and coupled driving wheels on two axles, and no trailing wheels...	1873	6 in 6 in (1,981.2 mm)	4			1918
251	E	0-6-0 0-6-0 Under the Whyte notation for the classification of steam locomotives, 0-6-0 represents the wheel arrangement of no leading wheels, six powered and coupled driving wheels on three axles, and no trailing wheels...	1867	4 in 3 in (1,295.4 mm)	38	3	J84	1924
56		0-6-0 0-6-0 Under the Whyte notation for the classification of steam locomotives, 0-6-0 represents the wheel arrangement of no leading wheels, six powered and coupled driving wheels on three axles, and no trailing wheels...	1868	5 in 0 in (1,524 mm)	8			1914
17		0-6-0 0-6-0 Under the Whyte notation for the classification of steam locomotives, 0-6-0 represents the wheel arrangement of no leading wheels, six powered and coupled driving wheels on three axles, and no trailing wheels...	1869	4 in 6 in (1,371.6 mm)	1			1914
396	E	0-6-0 0-6-0 Under the Whyte notation for the classification of steam locomotives, 0-6-0 represents the wheel arrangement of no leading wheels, six powered and coupled driving wheels on three axles, and no trailing wheels...	1867	5 in 0 in (1,524 mm)	88	37	J31	1937
293		0-6-0 0-6-0 Under the Whyte notation for the classification of steam locomotives, 0-6-0 represents the wheel arrangement of no leading wheels, six powered and coupled driving wheels on three axles, and no trailing wheels...	1872	5 in 0 in (1,524 mm)	1			1907
357	—	0-4-0 0-4-0 Under the Whyte notation for the classification of steam locomotives, 0-4-0 represents one of the simplest possible types, that with two axles and four coupled wheels, all of which are driven...	1868	5 in 3 in (1,600.2 mm)	2	1	Y10	1925
226	E	0-6-0ST	1870	5 in 0 in (1,524 mm)	2	1	J86	1924
229			1871		15	1	J81	1924
112		0-6-0ST	1870	4 in 6 in (1,371.6 mm)	3			1910
282		0-6-0ST	1866	4 in 1 in (1,244.6 mm)	3			1921
130	E	0-6-0ST	1870	4 in 3 in (1,295.4 mm)	10	1	J85	1924
32		0-6-0ST	1874	3 in 6 in (1,066.8 mm)	6			1907
18		0-4-0ST	1872	3 in 0 in (914.4 mm)	2			1906