Track chart S. M. Uboot "U 57" from 22/11/ to 1.12.17  
 
Total distance covered in nm
  
     
                                                     Surfaced       2570 nm  
                                                   Submerged       355 nm  
                                                     Total:            2925 nm  
     
 
Sunken vessels:
  
     
 
1. 28 November 2.30 AM, outbound freighter, 3000 tons, square 026 epsilon 6, torpedo, sinking not observed.
   
2. 28 November 3.30 AM, inbound freighter, 3000 tons, square 026 epsilon 6 by torpedo.
   
3. 29 November 11.00 PM, armed French schooner "LE PIERRE", about 150 tons, with coal from Cardiff for St. Malo by artillery and demolition charge.
   
4. 30 November 8.00 AM, square 143 gamma 1, three large fishing cutters, among them COURAGE and GEZELLE from Ramsgate by artillery, together 150 tons.
   
5. 3 December 12.35 AM, square 002 gamma 1, large outbound freighter, at least 4000 tons, by torpedo.
   
Together:  10,300 tons
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6. 30 November 5.40 AM, square 011 delta 1, an inbound freighter, 3000 tons, damaged in surprise attack.
   
Sighted large steamers etc.
   
  Large convoy sighted on 27 November 12.00 Noon in square 035 epsilon 6 on course 70.
   
  Large convoy sighted on 5 December 2.40 PM in square 122 gamma 1 with course 230.
   
  Independent steamer traffic observed nearly exclusively at night at Connigbeg,Start Point and between Isles of Scily and Hartland Point 7-10 nm from land.
   
  U-boat trap sighted south of Start Point.
   
 
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                                       The accuracy is certified
                                 Helgoland, 14 December 1917.
                                              
                               Kapitänleutnant and Kommandant.