LNER Class A1

Class A1 in the London and North Eastern Railway's classification system may refer to any of the following British steam locomotives :

The GNR Class A1 or "Gresley A1", a class of 52 Pacific locomotives designed by Sir Nigel Gresley, including Flying Scotsman ^[1]^[2]
The LNER Thompson Class A1/1, a single Pacific locomotive designed by Edward Thompson and rebuilt from a Gresley A1 ^[3]^[4]
The LNER Peppercorn Class A1, a class of 49 Pacific locomotives designed by A. H. Peppercorn^[5]^[6]
LNER Peppercorn Class A1 60163 Tornado, a new locomotive completed in 2008, officially considered to be the 50th member of its class.^[7]

References

^ "LNER Encyclopedia: The LNER A1 and A3 Gresley Pacifics".
^ Boddy, M.G.; Neve, E.; Yeadon, W.B. (April 1973). Fry, E.V. (ed.). Part 2A: Tender Engines - Classes A1 to A10. Locomotives of the L.N.E.R. Kenilworth: RCTS. p. 5. ISBN 0-901115-25-8.
^ Ian Allan ABC of British Railways Locomotives, summer 1961 edition, part 4, page 26
^ Boddy, Neve & Yeadon 1973, p. 174
^ Ian Allan ABC of British Railways Locomotives, summer 1961 edition, part 4, pp 26-27
^ Boddy, Neve & Yeadon 1973, p. 192
^ "Home". a1steam.com.

London and North Eastern Railway locomotives

Pre-grouping
railway designs

Great Central	A5 B1/B18 B2/B19 B3 B4 B5 B6 B7 B8 B9 C4 C5 C13 C14 D7 D9 D10 D11 G3 J10 J11 J60 J62 J63 L1/L3 M1 N4 N5 N6 O4 O5 Q4 S1
Great Eastern	B12 D13 D14 D15 D16 E4 F3 F4 F5 F6 F7 G4 J14 J15 J16 J17 J18 J19 J20 J65 J66 J67 J68 J69 J70 N7 Y4 Y5 Y6
Great North of Scotland	D40 D41 Z4 Z5
Great Northern	A1 C1 C2 C12 D2 D3 D4 J1 J3 J4 J5 J6 J7 J50 J51 J52 J53 K1 K2 K3 N1 N2 O1 O2 R1
North British	C10 C11 D25 D26 D27 D28 D29 D30 D31 D32 D33 D34 D35 D36 E7 J31 J32 J33 J34 J35 J36 J37 J81 J83 J84 J85 J86 J88 N14 N15 Y9 Y10
North Eastern	A2 A6 A7 B13 B14 B15 B16 C6 C7 D17/1 D17/2 D18 D19 D20 D21 D22 D23 E5 E6 F8 G5 G6 H1 J21 J24 J25 J26 J27 J71 J72 J73 J77 N8 N9 N10 Q5 Q6 Q7 T1 X1 Y7 Y8 EB1 EE1 EF1 ES1
North Eastern (ex Hull & Barnsley)	J75 N11 N12 N13 Q10

LNER designs

Gresley (1923–1941)	A1 A3 A4 A8 B17 C9 D49 J38 J39 J50 K4 P1 P2 U1 V1 V2 V3 V4 W1 EM1
Thompson (1941–1946)	A1 A2/1 A2/2 A2/3 B1 B2 D K1 K5 L1 O1 Q1
Peppercorn (1946–1947)	A1 A2 K1

Other designs

Proposed designs

P10 2-8-2T (Nov 1929)
B 4-6-0 (Nov 1936)
? 4-8-2 (1939)
Q 0-8-0 (June 1930)
? 4-8-4 (Feb 1946)
? 4-8-2 (Feb 1946)
K 2-6-0 (Aug 1947)

see also: British Railways steam locomotives; GWR locomotives; LMS locomotives; Southern Railway locomotives

List of locomotives with the same or similar names

This article includes a list of locomotives with the same or similar names. If an internal link for a specific locomotive led you here, you may wish to change the link to point directly to the intended locomotive article, if one exists.