The contents of this file include reports to Christie by anonymous informants (10 February - 10 April 1940) and by Johnnie (11 February - 15 April 1940) including an interview (17 March 1940) with Dr Wirth and Fritz Thyssen and an interview between Dr Wirth and Otto Gessler (14 April 1940). There are also notes by Christie and reports from Christie to Vansittart (1 March -10 April 1940) including an interview (16 March 1940) with Dr Wirth.