U-1. 13 Nov 1939. On patrol AN84.

2300 Contact! Full flank ahead.

14 Nov 1939. 0104 Three torpedoes fired. C2 cargo. 6200t sunk. Report dispatched.

U-1. 11 Nov 1939. 0726. Course heading 240, AN84. 120Nmi to patrol area.

U-1. 9 Nov 1939. 2300 Course set for AN84. Surface running. Joined bridge watch. Lit a bifter. Radio man playing some strange new music.

U-1. 9 Nov 1939. Wilhelmshaven. ORDERS: Patrol AN84. Eastern approaches to English Channel. Departing 2248. Ahead Standard.

U-1. 11 Oct 1939. Patrol almost done. Approaching Wilhelmshaven. Two ships missed. Morale low.

U-1. 9 Oct 1939. C2 Cargo. Three torpedoes fired. One missed, one exploded too soon, third one hit. Ship lost speed. Unknown whether it eventually sunk.

U-1. & Oct 1939. 2000. Position AN56. Wasted two fish on small merchant. One hit. Didn't sink.

U-1. 6 Oct 1939. 0800 Present position AN69. Well on route to AN56. Friendly contact about 30km at 350deg. UZO not operable.

U-1. 5 Oct 1939. Wilhelmshaven. ORDERS: Patrol AN56. DEPART: 0350

4 Oct 1939. Refit completed. Provisioning almost done. Depart in 7 to 8 hours. Dismissed: Totenhagen, Hartenstein, shirking during night watch. Enlisted: Lts Sr Hagenau, Arendt. Promotion: Otto Abel, Chief Seaman. Medals: Lt Sr Marbach Front clasp; Sub Lt Friederichs War Badge.

U-1. 7 September 1939.

Wilhelmshaven. Arrived early in dark.

U-1. 5 September 1939.

Early morning. Engaged coastal merchant. Either too close or dud torpedoes. Unsuccessful.

Return to base.

U-1. 4 September 1939.
AN56 0040

1154 Contact.
1249 C2 Cargo sunk.

U-1. 1 September 1939. ORDERS: Patrol AN56. DEPART: 0329. Pitch dark.

Heading 160