“The Supreme Command of the Armed Forces has submitted to the Fuehrer and Supreme Commander a ‘preliminary timetable’ for ‘Fall Weiss’ based on the particulars so far available from the Navy, Army and Air Force. Details concerning the days preceding the attack and the start of the attack were not included in this timetable.
“The Fuehrer and the Supreme Commander is, in the main, in agreement with the intentions of the Navy, Army and Air Force and made the following comments on individual points:—
“1. In order not to disquiet the population by calling up reserves on a larger scale than usual for the maneuvers scheduled for 1939, as is intended, civilian establishments, employers or other private persons who make enquiries should be told that men are being called up for the autumn maneuvers and for the exercise units it is intended to form for these maneuvers.
“It is requested that directions to this effect be issued to subordinate establishments.” (C-126)
All this became relevant later, when the German government made allegations of mobilization on the part of the Poles. This order shows that in June the Germans were mobilizing, only doing so secretly. The order continues:
“For reasons of security the clearing of hospitals in the area of the frontier which the Supreme Command of the Army proposed should take place from the middle of July, must not be carried out.” (C-126)
The order is signed by Keitel.
A short letter, dated 2 August, which is attached to that order, reads in part:
“Attached are Operational Directions for the employment of U-Boats which are to be sent out to the Atlantic, by way of precaution, in the event of the intention to carry out ‘Fall Weiss’ remaining unchanged. F.O. U-Boats [Doenitz] is handing in his Operation Orders by 12 August.” (C-126)
Another letter, dated 27 July, contains orders for the Air and Sea Forces for the occupation of the German Free City of Danzig. It provides: