1971 January

23 - To Doncaster Works - Unclassified repair. Cylinder liner leaks & gas in coolant - No.2 power unit 435 replaced by 412. s24 - Doncaster Works.
25 - Doncaster Works.
26 - Doncaster Works.
27 - Released from Doncaster Works.

1971 February

5 - 1S35 14:00 King's Cross - Edinburgh.

1971 March

13 - 1S35 14:00 King's Cross - Edinburgh.
27 - 1A34 17:40 Bradford - King’s Cross.

1971 April

3 - 1S35 14:00 King's Cross - Edinburgh.
8 - 1S72 22:30 King's Cross - Edinburgh.
12 - 1E25 16:00 Edinburgh - King's Cross.
24 - 1A22 11:00 Newcastle - King’s Cross.
28 - To Doncaster Works - Intermediate repair. Power units No.1 406 replaced by 435 & No.2 412 replaced by 420, bogies No.1 9000-43 replaced by 9000-39 & No.2 9000-44 replaced by 9000-40 and Boiler 5092/J3243 replaced by 1486/J2942. The body was given an
Intermediate repair. The locomotive was fitted with E.T.H. equipment.
29 - Doncaster Works.
30 - Doncaster Works.

1971 May

1 - Doncaster Works.
s2 - Doncaster Works.
3 - Doncaster Works.
4 - Doncaster Works.
5 - Doncaster Works.
6 - Doncaster Works.
7 - Doncaster Works.
8 - Doncaster Works.
s9 - Doncaster Works.
10 - Doncaster Works.
11 - Doncaster Works.
12 - Doncaster Works.
13 - Doncaster Works.
14 - Doncaster Works.
15 - Doncaster Works.
s16 - Doncaster Works.
17 - Doncaster Works.
18 - Doncaster Works.
19 - Doncaster Works.
20 - Doncaster Works.
21 - Doncaster Works.
22 - Doncaster Works.
s23 - Doncaster Works.
24 - Doncaster Works.
25 - Doncaster Works.
26 - Doncaster Works.
27 - Doncaster Works.
28 - Doncaster Works.
29 - Doncaster Works.
s30 - Doncaster Works.
31 - Doncaster Works.

1971 June

1 - Doncaster Works.
2 - Doncaster Works.
3 - Doncaster Works.
4 - Doncaster Works.
5 - Doncaster Works.
s6 - Doncaster Works.
7 - Doncaster Works.
8 - Doncaster Works.
9 - Doncaster Works.
10 - Doncaster Works.
11 - Doncaster Works.
12 - Doncaster Works.
s13 - Doncaster Works.
14 - Doncaster Works.
15 - Doncaster Works.
16 - Doncaster Works.
17 - Doncaster Works.
18 - Doncaster Works.
19 - Doncaster Works.
s20 - Doncaster Works.
21 - Doncaster Works.
22 - Doncaster Works.
23 - Doncaster Works.
24 - Doncaster Works.
25 - Doncaster Works.
26 - Doncaster Works.
s27 - Doncaster Works.
28 - Doncaster Works.
29 - Doncaster Works.
30 - Doncaster Works.

1971 July

1 - Doncaster Works.
2 - Doncaster Works.
3 - Doncaster Works.
s4 - Doncaster Works.
5 - Doncaster Works.
6 - Doncaster Works.
7 - Doncaster Works.
8 - Doncaster Works.
9 - Doncaster Works.
10 - Doncaster Works.
s11 - Doncaster Works.
12 - Doncaster Works.
13 - Doncaster Works.
14 - Doncaster Works.
15 - Doncaster Works.
16 - Doncaster Works.
17 - Doncaster Works.
s18 - Doncaster Works.
19 - Doncaster Works.
20 - Doncaster Works.
21 - Doncaster Works.
22 - Doncaster Works.
23 - Doncaster Works.
24 - Doncaster Works.
s25 - Doncaster Works.
26 - Doncaster Works.
27 - Doncaster Works.
28 - Doncaster Works.
29 - Doncaster Works.
30 - Doncaster Works.
31 - Doncaster Works.

1971 August

s1 - Doncaster Works.
2 - Doncaster Works.
3 - Doncaster Works.
4 - Doncaster Works.
5 - Doncaster Works.
6 - Doncaster Works.
7 - Doncaster Works.
s8 - Doncaster Works.
9 - Doncaster Works.
10 - Doncaster Works.
11 - Doncaster Works.
12 - Doncaster Works.
13 - Doncaster Works.
14 - Doncaster Works.
s15 - Doncaster Works.
16 - Doncaster Works.
17 - Doncaster Works.
18 - Doncaster Works.
19 - Doncaster Works.
20 - Doncaster Works.
21 - Doncaster Works.
s22 - Doncaster Works.
23 - Doncaster Works.
24 - Doncaster Works.
25 - Doncaster Works.
26 - Doncaster Works.
27 - Doncaster Works.
28 - Doncaster Works.
s29 - Doncaster Works.
30 - Doncaster Works.
31 - Doncaster Works.

1971 September

1 - Doncaster Works.
2 - Doncaster Works.
3 - Doncaster Works.
4 - Doncaster Works.
s5 - Doncaster Works.
6 - Doncaster Works.
7 - Doncaster Works.
8 - Doncaster Works.
9 - Doncaster Works.
10 - Doncaster Works.
11 - Doncaster Works.
s12 - Doncaster Works.
13 - Doncaster Works.
14 - Doncaster Works.
15 - Doncaster Works.
16 - Doncaster Works.
17 - Doncaster Works.
18 - Doncaster Works.
s19 - Doncaster Works.
20 - Doncaster Works.
21 - Doncaster Works.
22 - Doncaster Works.
23 - Doncaster Works.
24 - Doncaster Works.
25 - Doncaster Works.
s26 - Doncaster Works.
27 - Doncaster Works.
28 - Doncaster Works.
29 - Doncaster Works.
30 - Doncaster Works.

1971 October

1 - Doncaster Works.
2 - Doncaster Works.
s3 - Doncaster Works.
4 - Doncaster Works.
5 - Doncaster Works.
6 - Doncaster Works.
7 - Doncaster Works.
8 - Doncaster Works.
9 - Doncaster Works.
s10 - Doncaster Works.
11 - Doncaster Works.
12 - Doncaster Works.
13 - Doncaster Works.
14 - Doncaster Works.
15 - Doncaster Works.
16 - Doncaster Works.
s17 - Doncaster Works.
18 - Doncaster Works.
19 - Doncaster Works.
20 - Doncaster Works.
21 - Doncaster Works.
22 - Doncaster Works.
23 - Doncaster Works.
s24 - Doncaster Works.
25 - Doncaster Works.
26 - Doncaster Works.
27 - Doncaster Works.
28 - Doncaster Works.
29 - Doncaster Works.
30 - Released from Doncaster Works.
s31 - Hexthorpe Bridge.

1971 November

1 - 5G47 Doncaster - Peterborough Nene Sidings (test train - noted Peterborough 16:10). 5G47 16:40 Peterborough Nene Sidings - Doncaster (test train).
2 - 1S42 16:00 King's Cross - Edinburgh.
3 - 1L22 15:55 King's Cross - Harrogate.
4 - 1L33 17:05 King’s Cross - Harrogate.
5 - 1L34 17:30 King’s Cross - Bradford.
16 - 1M58 20:01 Peterborough - Crewe parcels, to Derby. Derby Etches Park TMD. First appearance of the class at Derby.
17 - 1E74 00:45 Crewe - Peterborough parcels, from Derby. (Deltic Years states the service originated from Bristol.)
19 - 1S66 20:20 King's Cross - Edinburgh.
s21 - 1S32 12:00 King's Cross -Aberdeen, to Edinburgh.
23 - 1E17 10:30 Aberdeen - King's Cross, "The Aberdonian".

1971 December

3 - To Doncaster Works - Unclassified repair. No.2 power unit 420 replaced by 458.
4 - Doncaster Works.
s5 - Doncaster Works.
6 - Doncaster Works.
7 - Released from Doncaster Works.
9 - 1E01 08:00 Edinburgh - King's Cross.
s12 - 1E11 12:00 Edinburgh - King’s Cross.
13 - 1E25 16:00 Edinburgh - King’s Cross. 1N42 23:55 King's Cross - Newcastle.
14 - Gateshead TMD. 1A11 08:10 Newcastle - King's Cross.
15 - 1N06 07:45 King's Cross - Newcastle. 1A27 13:15 Newcastle - King's Cross. 1S66 20:20 King's Cross - Edinburgh.
17 - 1A03 07:25 Leeds - King's Cross.
20 - 1S17 10:00 King’s Cross - Edinburgh, "The Flying Scotsman".
21 - 1S16 08:00 King's Cross - Edinburgh.
22 - 1S17 10:00 King's Cross - Edinburgh, "The Flying Scotsman".
24 - 1S17 10:00 King's Cross - Edinburgh, "The Flying Scotsman".
25 - No service.
27 - 1E11 12:00 Edinburgh - King's Cross.
28 - 1E05 10:00 Edinburgh - King's Cross, "The Flying Scotsman".
29 - 1N08 09:00 King's Cross - Newcastle. 1A30 15:20 Newcastle - King's Cross.
30 - 1E05 10:00 Edinburgh - King’s Cross, "The Flying Scotsman".
31 - 1S17 10:00 King's Cross - Edinburgh, "The Flying Scotsman".