Assessment Boards judged the claims of Allied ships and aircraft in the matter of U-boat sinkings. They were remarkably accurate.
14
Patriotic songs.
15
Madrid numbers commence with an ‘M’.
16
All jobs requested have R.I. codes and are then given D of C (Difficulty of Completion) code. A low R.I. (i.e. not very important job) will be attended to if it gets a low D of C (i.e. if it’s easy to do). Similarly a high D of C job requires a high R.I. to get it approved for action.
17
Rue Valery: Interpol.
18
Code translation: Black: third of most urgent priority signals; Student: agent or employee; Flat: dead or presumed dead; Scissors: violence.
19
D (Defence) notice: censorship directive to newspapers on various security matters.
20
Home Office Forensic Science Laboratory, Cardiff.
21
Red glasses were worn by lookouts to accustom their eyes to night vision before they went on watch.
22
German version of Davis Escape Gear.
23
See Appendix 1.
24
See Appendix 2.
25
In 1956 Ivor Butcher had been a Home Office telephone tapper. He overheard some information which he promptly sold to three different embassies. He was fired from his job, but the laugh had been on the Home Office. In a way it was this incident that revived the Strutton Plan in my mind. Now Ivor Butcher lived by hanging around and offering hospitality to foolish people with access to secret, or semi-secret, information.
26
Breaking and Entering, i.e. burglar.
27
Mets (slang): Metropolitan Police.
28
See Appendix 6 for more detail.
