With counterfoil. BR form BR 29916/4.
British Railways Institution of Absolute Block Working Book of UP Tickets
British Railways Institution of Absolute Block Working Book of DOWN Tickets
LIMA 205017 BR GREY/YELLOW "INSTITUTION OF RAILWAY SIGNAL ENGS" CLASS 37 232 MIB
Institution of Railway Engineers, Principles of Relay Interlocking and Control
Hornby R2114 Power Car 43 43092 'Institution of Mechanical Engineers' Virgin HST
1935 - 1936 Institution of Railway Signal Engineers Journal Proceedings Book
