The following circuits are wanted by the librarian;

 

 

HMV

681, 1131, 1138, 1372, 1627

Kolster Brandes

BR20, CG20, CG20S, DR15, EG35, EG50M, EG50TM, ER10, ER15, FB10/2, FP11, FP151, FR15, LG30, LG35, LR10, LR10FM, LR15, LR30, MP151, NG20/1, NR30/1, OB10, OG10, PB10FM

GEC

BC448, BC4650, BC4650L, BC4758B, BC4850L, BC4962, BC4967, BC5639, BC5445, BC6343

Ekco

T161, T164, T205, T216, T217, T221, TU169

Marconi

ARG14, ARG19A, ARG23AE, ARG23AT, ARG49A, P20BX, R70B, R70M, RG11A, T10AW, T11DA/B, T11DA/G, T18DAX, T23DAT, T36A, T69DA

Murphy

TU192, TU196, TA226, A2, A5, A24, A40C, A100, A102R, A130, A168M, A172R, A182R, A182, A182K, A188, A212, A242, A242R, A252, A262, A262R, A272, A272C, A362, A372, A492R, B141, B229, B283, BU182, BU183U, BU183A

Radiomobile

TA, TR, 40T, 41T, 42T, 42TC, 51T, 52T, 52TC, 201X, 230R, 400T, 401T, 402