List of alphanumeric part or reference codes.
| Identifier | ExFiles\Box 177\5\ img155 | |
| Date | 11th January 1936 guessed | |
| X4134,E1,74, X4143,T1/U,81, X4146,P3,77, X4158,R5/S1,78, X4159,I,75, X4191,C2,74, X4194,C1,74, X4197,P5/R1,77, X4209,S5,80, X4221,C2,74, X4222,S4,79, X4224,P3,77, X4231,P5/R1,77, X4234,P4,77, X4235,O {Mr Oldham} /P,77, X4237,F1,75, X4240,P5/R1,77, X4242,S7,80, X4244,C1,74, X4247,G1,75, X4248,G1,75, X4249,G1,75, X4250,G2,75, X4252,J {Mr Johnson W.M.} /L,76, X4255,P4,77, X4260,F1,75, X4265,S7,80, X4267,O {Mr Oldham} /P,77, X4293,M3/N,77, X4301,S7,80, X4307,C1,74, X4310,R2,78, X4314,V {VIENNA} /W1,81, X4316,J {Mr Johnson W.M.} /L,76, X4318,P4,77, X4319,P5/R1,77, X4322,O {Mr Oldham} /P,77, X4327,M1,76, X4329,S2,79, X4331,R2,78, X4337,J {Mr Johnson W.M.} /L,76, X4340,B1,74, X4351,C1,74, X4353,P5/R1,77, X4356,P4,77, X4360,S6,80, X4362,P4,77, X4373,R3,78, X4387,C1,74, X4412,R2,78, X4413,R3,78, X4415,P4,77, X4427,J {Mr Johnson W.M.} /L,76, X4432,C2,74, X4496,M2,76, | ||
From the Rolls-Royce experimental archive: a quarter of a million communications from Rolls-Royce, 1906 to 1960's. Documents from the Sir Henry Royce Memorial Foundation (SHRMF).