War Patrol

4 October 1942 to 12 December 1942

Kapitänleutnant Peter Zschech

 

Key and notes to translated message forms

With great appreciation to cryptology historian/researcher Mr. Ralph Erskine

 

    
  Date of message US Navy Security Classification (unknown)
 
German date/time of transmission/serial # (Serial # was allocated when signal was being sent by shore station.  A different serial # was given for each radio circuit (eg. Series 1 or 4, etc)) Group count (number of four letter cipher groups in original German signal) Cipher indicator group showing which cipher was being used ( eg. Triton (Shark) or Bertok) and the group for obtaining message setting (starting position of rotor for that message) Allied name assigned to U-boat radio circuit   Series’ 1, 2 3, etc. were allied designations for various U-boat radio circuits. The circuits included the Ubootsküstenschaltung (for the Bay of Biscay and the northern approaches to the North Atlantic ), Irland (for U-boats in the north and middle Atlantic ), Amerika (for those in the north western Atlantic, central Atlantic and South American coast), Afrika (for the Indian Ocean ), and Diana and Hubertus.  From time to time they were expanded and renamed (eg. Amerika I and II ).
     
From:  
 
To:  
     
Message text
 
Text within ((        )) are US Navy translator's notes
 
Offizier ( ) was a form of doubly-enciphered Enigma. Additional plugboard settings were used, which were generally valid for 10 days in a given month.
 
Disguised Naval grid square reference, disguised using ‘Adressbuch’ (later captured from U 505)
 
     
  US Time of intercept (GMT) Frequency US time and date of decrypt at Op-20-G
     

 

 
       
  11 NOV 1942 HUSH SECRET  
   
2124/11/146 39 VVMD UFPW SERIES B   LC G
 
     
 
FROM: ZSCHECH
 
TO: COMSUBS
 
     
 
AERIAL BOMB, LIMITED DIVING CAPACITY AGAIN. NAVAL SQUARE EE 8468, 50 DEGREES, 10 KNOTS. MEDICAL HELP NEEDED URGENTLY. DAY-LONG SUBMERGING
 
EE 8468 = 11.45 N - 56.57 W.
 
 
 
 
 
 
     
 
DF 14 N 57 W CASE 11/3/21
    2322 7640 KCS
 
     

 

 
       
  12 NOV 1942 HUSH SECRET  
   
0858/12/399 23 KFQW OYUX (SERIES E)
      LC WA
 
     
 
FROM: COMSUBS
 
TO: ZCECH
 
     
 
HEAD FOR NAVAL SQUARE EH 60. MAKE REQUIRED REPORT.
 
 
EH 60 = 14.33 N - 29.21 W.
 
 
 
 
 
     
 
   
    1522 12260 KCS
 
     

 

 
       
  12 NOV 1942 HUSH SECRET  
   
0155/12/397 92 FYXO YBSN SERIES 3
 
     
 
FROM: COMSUBS
 
TO: ALL SUBS ON SERIES 3
 
     
 
1. ZCECH: NEAREST DOCTOR WITH ENGLMANN IN ED 90 ALSO DOCTOR WITH VOWE IN EH 60. RENDEZVOUS WITH LATTER POSSIBLE NO SOONER THAN 13TH. REPORT NATURE OF INJURY AT ONCE. ALSO WHETHER VERY PROLONGED RENDEZVOUS SEEMS NECESSARY.
 
2. ENGLMANN: ARRANGE RENDEZVOUS WITH ZCHECH.
 
3. THILO COUNT ON PROVISION IN APPROXIMATELY DS.
 
4. NAVAL SQUARES.
 
ED 90 11.51N, 61.45W
ED 60 14.33N, 29.21W
 
     
 
   
  1630Z 12260 KCS  
 
     

 

 
       
  12 NOV 1942 HUSH SECRET LC WA
   
2117/12/304 132 SHJB XTRH SERIES E
 
     
 
FROM: ZSCHECH
 
TO: COMSUBS
 
     
 
2ND WATCH OFFICER SUFFERED SERIOUS INJURY TO CHEST--RIBS BROKEN, LUNGS PUNCTURED, SPITTING BLOOD, PULSE 140, MODERATE FEVER WITHOUT MORPHINE, DIFFICULT BREATHING, SERIOUS PAIN, ADVISE TWO MORE DAYS, QUESTION WHAT NEXT.
 
SEA 1C LUENGEN SUFFERED CHEST INJURIES, IMPROVING. ON THE 7TH, EO 1122, 5500 TON FREIGHTER LEFT SINKING. 320 DEGREES. ON THE 12TH DURING DAY IN 1252 LAND-BASED PLANES, SURFACE BOMBS ON AFTER TURRET. ALARM OUT OF ORDER. PORT DIESEL COMPLETELY OUT OF ORDER. ONE PLANE CRASHED. EE 8326.
 
EO 1122 - 10.27N 59.57W
      1252 - 10.09N 59.03W
EE 8326 - 13.03N 55.21W
 
     
 
D/F 15.15N 53W CASE 13/7/13
    0409Z 12260 KCS
 
     

 

 
       
  13 NOV 1942 HUSH SECRET  
   
0658/13/305 31 ZORG MBCA SERIES 305 G WA
 
     
 
FROM: COMSUBS
 
TO: ZSCHECH, SCHUCH
 
     
 
1) ZSCHECH GO AT ONCE TO VOWE TOWARD NAV. SQ. EH 40. MORE TO FOLLOW.
 
2) SCHUCH REPORT POSITION IMMEDIATELY.
 
 
 
EH 40 - 14.33 N - 34.55 W
 
 
     
 
   
    0752 9965 KCS
 
     

 

 
       
  20 NOV 1942 HUSH SECRET WA WA
   
0946/20/485/166/274   ZFCF SAPY (SERIES 1, 2, 4)
 
     
 
FROM: COMSUBS
 
TO: ALL SUBS CONCERNED IN SERIES 1, 2, 4
 
     
 
PORTS OF DESTINATION:
 
BREST FOR DOEHLER, KREMSCH, UPHOFF, POEL.
PALLICE FOR MANNSTEIN, U-613
LORIENT FOR BARGSTEN, ZSCHECH
 
 
 
 
     
 
   
    0025 15880 KCS
 
     

 

 
       
  20 NOV 1942 HUSH SECRET DF G
   
2145/20/489 34 ORQI SBKE SERIES 4
 
     
 
FROM: VOWE
 
TO: COMSUBS
 
     
 
RIGELE IS PROVISIONING ME WITH 55 PLUS 2 CUBIC METERS, 15 DAYS SUPPLIES WHEN IS ZSCHECH ARRIVING? NE 2-3 14 MB, STEADY.
 
 
 
 
 
 
 
 
     
 
D/F 15.30N 29W CASE 20/9/65
    2131Z 15880 KCS
 
     

 

 
       
  20 NOV 1942 HUSH SECRET WA WA
   
2316/20/490 27 DZOI IOJJ (SERIES 4)
 
     
 
FROM: CONTROL
 
TO: ALL SUBS IN SERIES 4
 
     
 
ZSCH WILL RENDEZVOUS WITH VOWE ON 22 NOVEMBER WITH COMMENCING OF DAWN. SHORT SIGNAL, SIGNAL STRENGTH 3.
 
 
 
 
 
 
 
 
     
 
   
    2317 15880 KCS
 
     

 

 
       
  21 NOV 1942 HUSH SECRET LC WA
   
0129/21/492/300/374     59 HVXD YIKA (SERIES 4)
 
     
 
FROM: COMSUBS
 
TO: ALL SUBS IN SERIES 0, 3 AND 4
 
     
 
1. U-658 FOR FIREMAN 1ST CLASS GORKS, HEALTHY GIRL ARRIVED, ALL WELL, CONGRATULATIONS.
 
2. U-154, U-505 FOR ENSIGNS (ENGINEERING) BALLEER AND ALTESELLMEIER, HEARTY CONGRATULATIONS.
 
FLOTILLA CHIEF.
 
 
 
 
     
 
   
    0123 15880 KCS
 
     

 

 
       
  4 DEC 1942 HUSH SECRET  
   
1032/4/110 20 ITGG RUAN (AREA B) LC
 
     
 
FROM: COMSUBS
 
TO: ZSCHECH, KREMSER, WISSMANN
 
     
 
REPORT WEATHER TODAY PRIOR TO 1600.
 
 
 
 
 
 
 
 
     
 
   
    7640 KCS  
 
     

 

 
       
  4 DEC 1942 HUSH SECRET JLN
   
1857/4/113/213/305      49   AREA B,C,D,E
 
     
 
FROM: COMSUBS
 
TO: SCHAEFFER, WISSMANN, SCHROEDER, SCHWANDTK, ZSCHECH, POSKE, MUELLER
 
     
 
1) SCHAEFFER, WISSMANN, SCHROEDER AND SCHWANDTKE: REPORT WEATHER BETWEEN 0300 AND 0600.
 
2) BEGINNING DEC 5TH, 0800: ZSCHECH GO ON COASTAL CIRCUIT, POSKE ON IRELAND CIRCUIT, MUELLER ON AMERICA 1.
 
 
 
 
 
 
     
 
   
    12260 KCS  
 
     

 

 
       
  8 DEC 1942 HUSH SECRET RP
   
2012/8/74 22   SERIES 0
 
     
 
   
 
   
 
     
 
ON 10TH DECEMBER AT 0800 'ZKCHECK' (?) WILL BE AT ESCORT RENDEZVOUS OUTSIDE LORIENT.
 
 
 
 
 
 
 
 
     
 
   
    0640/1-JUNE  
 
     

 

 
       
  11 DEC 1942 TOP SECRET ULTRA RP EHB
   
0319/11/25 35 SLSM RAYL SERIES 0
 
     
 
   
 
TO: ZSCHECH ( (505) )
 
     
 
POSITION ACCORDING TO L/B BEARING IS #BF 6176 ( (47.33N, 03.35W) ). BEARING IS EVALUATED AS GOOD BY D/F STATION.
 
 
 
 
 
 
 
 
     
 
   
    4412 KCS 1930/9/7/45
 
     

 

 
       
  11 DEC 1942 TOP SECRET ULTRA RP EHB
   
1923/11/37 49 LZYA NOVO SERIES 0
 
     
 
   
 
TO: CZECH ( (505) ) AND NEITXEL ( (510) )
 
     
 
ONE M-BOAT AND SIX R-BOATS WILL CARRY OUT ROUTINE SWEEP DURING THE NIGHT OF 11-12/12. OUTBOUND ON LANE 'LADEBRUECKE' INBOUND ON 'KERNLEDER', PASSING POINT 'LADE' ABOUT 0210A.
 
 
 
 
 
 
 
 
     
 
   
    4412 KCS 0423/22/7/45
 
     

 

 
       
  11 DEC 1942 TOP SECRET ULTRA GP MN
   
0136/11/23 76 IMAE ETBO SERIES 0
 
     
 
   
 
TO: ZSCHECH ( (U-505) )
 
     
 
POSITION ACCORDING TO L/F BEARING IS #BF 2843 ( (48.51N, 05.05W) ), H/F BEARING AT 0010A SQ ( (BF) ) 2846 ( (48.45N, 05.05W) ). BOTH BEARINGS UNCERTAIN, ALTHOUGH VERY FALSE BEARING IS NOT ACCEPTED BY BEARING STATIONS. NO OPINION HERE. SEND BEARING SIGNAL AGAIN ON 384 KCS AT 0240A.
 
 
 
 
 
 
 
 
     
 
   
  NO TOI 4412 KCS 1955/6/7/45
 
     

 

 
       
  11 DECEMBER 1942 TOP SECRET ULTRA GP
   
0820/11/28 20 NXIZ GJVC SERIES 0
 
     
 
   
 
   
 
     
 
U-505 ( (ZSCHECH) ) WILL BE OFF LORIENT AT 0800A/12/12.
 
 
 
 
 
 
 
 
     
 
   
  NO TOI 4412 KCS 1905/6/7/45
 
     

 

 

 
       
  11 DEC 1942 TOP SECRET ULTRA RP EHB
   
1351/11/33 40 O-EJIE SERIES 0
 
     
 
FROM: 2ND U-FLOT
 
TO: U-505 ( (ZSCHECH) )
 
     
 
PUT IN LORIENT AT 0800A/12/12. ESCORT HAS BEEN ASSIGNED. DO NOT CROSS 50 METER LIMIT WITHOUT ESCORT.
 
 
 
 
 
 
 
 
     
 
   
  4412 KCS 0410/22/7/45  
 
     

 


 

In Port Lorient

12 December 1942 to 1 July 1943

 


Aborted Patrol

1 July 1943 to 13 July 1943

Kapitänleutnant Peter Zschech

 

 
       
  2 JULY 1943 TOP SECRET ULTRA EM EHB
   
0957/2/29 18 SAEV NJCB SERIES 0
 
     
 
FROM: ZSCHECH ( (505) )
 
   
 
     
 
HAVE TURNED AROUND, WILL BE AT 'LATERNE' AT 1530B.
 
 
 
 
 
 
 
 
     
 
NO D/F  
    2348/17 APR '44  
 
     

 

 
       
  2 JULY 1943 TOP SECRET ULTRA EM EMB
   
1057/2/30 48 ZOQZ NYFP SERIES 0
 
     
 
FROM: RDO STA LORIENT
 
   
 
     
 
ESCORT FOR U-514 ( (ACFFERMANN) ) AND U-505 ( (ZSCHECH) ) WILL BE AT 'LATERNE' AT 1500B/2/7. DO NOT CROSS 50 METER LINE WITHOUT ESCORT BECAUSE OF DANGER OF GROUND MINES
 
 
 
 
 
 
 
 
     
 
   
    2353/17 APR ' 44  
 
     

 

 
       
  2 JULY 1943 HUSH SECRET MK JPC
   
1818/11/7 69 PHAI VTIO SERIES 0
 
     
 
FROM: COMSUBS WEST
 
TO: ZSCHECH ( (505) )
 
     
 
1. ATTEMPT TO REACH POINT KERN BY 2000B, 12 JULY. THERE, PICK-UP BY M-BOATS WHICH HAVE ESCORTED TWO OUTBOUND SUBS TO POINT KERN.
 
2. M-BOATS AND SUBS ARE INFORMED.
 
3. REPORT IN GOOD TIME IF ( (YOUR) ) ARRIVAL DELAYED.
 
 
 
 
     
 
   
  TOI 2359Z 4412 KCS 1354/24-AUG
 
     

 


 

In Port Lorient

13 July 1943 to 1 August 1943

 


Aborted Patrol

1 August to 2 August 1943

Kapitänleutnant Peter Zschech

 

 
       
  2 AUGUST 1943 HUSH SECRET GP JPC
   
1211/2/86 111 OLOH YLXD ( SERIES 0 )
 
     
 
FROM: COMSUBS WEST
 
TO: PIETSCH ( (523) ), ZSCHECH ( (505) ), VON SCHROEDER ( (123) ), LAUZEMIS ( (68) )
 
     
 
COUNTERMANDING OF DEPARTURE ORDER. AT COMMAND OF COMSUBS. SEPATARE CRUSING UNDER SPANISH COAST.
 
EXECUTION: HEAD FOR BF 8810 ( (43.39 N - 06.30 W 'A') ) OR 8820 ( (43.39 N - 06.06 'A') ). CRUISE SEPARATELY CLOSE UNDER THE COAST UP TO ABOUT CG 2230 ( (42.45 N - 09.18 W 'A'-VIGO-CAPE FINISTERRE AREA) ) SUBMERGED BY DAY, SURFACED AT NIGHT. CAUTION RE TERRITORIAL WATERS UNNECESSARY. REASON: ENEMY AIRPLANE RADAR HINDERED BY HIGH COAST LINE, AND BY FISHING AND COASTAL VESSELS.
 
 
 
 
 
 
     
 
   
  TOI 2218 Z 4412 KCS 2245/28
 
     

 

 
       
  2 JULY 1943 HUSH SECRET GP JPC
   
1625/2/98 28 ZFDD HHAS ( SERIES 0 )
 
     
 
FROM: U-FLOTILLA 10
 
TO: U-505 ( (ZSCHECH) ), U-523 ( (PIETSCH) )
 
     
 
ESCORT WILL BE AT LATERNE AT 1800B 2 AUGUST.
 
 
 
 
 
 
 
 
     
 
   
  TOI 2346 Z 4412 KCS 2125/28
 
     

 

 
       
  2 AUGUST 1943 HUSH SECRET JPC
   
1218/2/90 20 TQRR SHDB ( SERIES 0 )
 
     
 
FROM: PIETZSCH ( (523) )
 
TO:  
 
     
 
PIETZSCH AND ZSCHECH ( (505) ) ARE RETURNING. WILL BE AT LATERNE AT 1800B.
 
 
 
 
 
 
 
 
     
 
   
  TOI 0146 Z 4412 KCS 2100/28
 
     

 

 
       
  14 AUGUST 1943 HUSH SECRET GP JLN
   
1955/14/31 31 MYZW FHVO ( SERIES 0 )
 
     
 
FROM: COMSUBS WEST
 
   
 
     
 
NO OUTER ESCORT FOR U-68 ( (LAUZEMIS) ), U-505 ( (ZSCHECH) ) BECAUSE OF WEATHER SITUATION.
 
PROCEED INBOUND AS ORDERED.
 
 
 
 
 
 
     
 
   
  TOI 1839 Z 4412 KCS 1101/19
    BRITISH WIRE  
 
     

 

 
       
  15 AUGUST 1943 HUSH SECRET GP JLN
   
0924/15/35 40 MHAX TBIN SERIES 0
 
     
 
FROM: ZSCHECH ( (505) )
 
   
 
     
 
AT ( (DEPTH OF) ) 2 A PLUS 7 ( (AIR-) ) SUPPLY TRUNK CRACKED AND FLATTENED. LAUZEMIS' ( (68) ) STARBOARD NEGATIVE BUOYANCY TANK IS OUT OF ORDER. BOTH SUBS AT ( (POINT) ) LATERNE 1730B.
 
 
 
 
 
 
 
 
     
 
   
  NO D/F TOI 0758Z 1050/19  
    BRITISH WIRE  
 
     

 

 
       
  15 AUGUST 1943 HUSG SECRET EP JPC
   
1395/15/46 35 ZAZU SDXQ SERIES 0
 
     
 
FROM: U-FLOTILLA 2
 
   
 
     
 
THE ESCORT FOR U-68 ( (LAUZEMIS) ) AND U-505 ( (ZSCHECH) ) WILL BE AT POINT LATERNE AT 1500B TODAY. DO NOT CROSS 50 METER LINE WITHOUT ESCORT.
 
 
 
 
 
 
 
 
     
 
   
  TOI 1218Z 4412 KCS 0330/20
  BRITISH WIRE    
 
     

 


 

In Port Lorient

15 August to 18 september 1943

(U-505 attempted another War Patrol 21 to 22 August 1943)

 


Aborted Patrol

18 September to 30 September 1943

Kapitänleutnant Peter Zschech

 

 
       
  25 SEPTEMBER 1943 HUSH SECRET RP H
   
1240/25/130/4 50 ONPV SAFH SERIES 0 AND 1
 
     
     
     
 
AFTER PASSING PREVIOUSLY ASSIGNED INTERMEDIATE HEADINGS, THE FOLLOWING ARE TO HEAD AS FOLLOWS: CZECH ( (505*) ) PIENING ( (155) ), JANSEN ( (103) ) SQ GREEN QK 95 ( (POSSIBLY CE 75 36.09N - 33.42W 'B') ) REPLENISHMENT IS PLANNED HERE. TROJER ( (221) ), HUNGERSHAUSEN ( (91) ) SQ GREEN CM 00 ( (POSSIBLY AK 80 52.20N - 33.15W 'C') ).
 
( ("INTERMEDIATE HEADINGS" ARE ASSUMED TO BE THOSE ASSIGNED BEFORE THE SUBS LEAVE PORT, INDICATING THIER ROUTE THROUGH BISCAY) )
 
*VERY LIKELY VARIENT FOR ZSCHECH
 
 
 
 
     
 
   
  TOI 1944Z 10310 KCS  
 
     

 

 
       
  28 SEPT 1943 HUSH SECRET RP C/V
   
2233/28 57 YEXJ VSER SERIES 0
 
     
 
FROM: ZSCHECH ( (505) )
 
   
 
     
 
MOTOR OF MAIN BILGE PUMP CRACKED ( (ANGES PRUNGEN) ) BY CLOSED ARMATURE CIRCUIT AND SHORT CIRCUIT IN NEWLY INSTALLED SIEMENS SWITCH BOARD; ARMATURE BURNT OUT, COMPLETELY OUT OF ORDER. IN NAV SQ BE 69 ( (46.03N - 12.15W) ) REVERSED COURSE. AT 0800B SEPT WILL BE AT "LAMPE".
 
 
 
 
 
 
 
 
     
 
   
  D/F NO FIX TOI 2115Z   4412 KCS 1940/29
 
     

 

 
       
  29 SEPTEMBER 1943 HUSH SECRET MK JPC
   
1159/29/76 26 NKVJ KVZT SERIES 0
 
     
 
FROM: U-FLOTILLA 2
 
TO: U-505 ( (ZSCHECH) )
 
     
 
ESCORT WILL BE A LEMPE AT 0800B, 30 SEPTEMBER, 1943.
 
 
 
 
 
 
 
 
 
     
 
   
  TOI 1300Z 16.1E KCS 1418/29
 
     

 


 

In Port Lorient

30 September to 9 October 1943

 


Aborted Patrol

9 October to 7 November

Kapitänleutnant Peter Zschech

 

 
       
  13 OCTOBER 1943 HUSH SECRET DF EHB
   
1508/13/60/171 72 YQPQ OFAY SERIES 0 AND 1
 
     
     
     
 
1. NEW INTERMEDIATE HEADING FOR ZSCHECH ( (505) ) AND WINTERMEYER ( (190) ) IS BLUE SF 90 ( (POSSIBLY CE 70 36.09 - 33.42W 'C') ).
 
2. BAHR ( (305) ), CURIO ( (952) ), PURKHOLD ( (260) ), ENGEL ( (666) ), TURN ON COASTAL AT 0800A TOMORROW.
 
3. BARLEBEN ( (271) ), NEW HEADING IS THE SQUARE SENT IN THE OFFIZIER MSG OF 12 OCTOBER, SER NO 41 TO BRAUEL.
 
 
 
 
     
 
   
  TOI 1610Z 15.22KCS 0129/16
       
 
     

 

 
       
  20 OCTOBER 1943 HUSH SECRET RP H
   
1051/20/113/66 24 ZIFC EMGD SERIES 0 AND 1
 
     
     
     
 
1) WOLF ( (966) ) REPORT POSITION.
 
2) CZECH* ( (505) ) AND REESE ( (420) ) ARE REMINDED OF PASSAGE REPORT.
 
* SIC: TAKEN TO BE ZSCHECH, SINCE PRONOUNCIATION WOULD BE THE SAME.
 
 
 
 
     
 
   
  TOI 1014Z 10310 KCS 0155/24
       
 
     

 

 
       
  23 OCTOBER 1943 HUSH SECRET EP
   
BETA MOB S-PK JJMA -KF   SERIES 0
       
0608/23   DAN U-BOAT  
 
     
 
FROM: U-505 ( GW) ( (ZSCHECH) )
 
TO:  
 
     
 
MY POSITION IS #CF 20 ( (41.33N - 20.30W) ) - NEGATIVE.
 
 
 
 
 
 
 
 
     
 
   
NO CASE      
  TOI 0524Z 5595 KCS 101/25
 
     

 

 
       
  23 OCTOBER 1943 HUSH SECRET RP H
   
0629/23/164/48 33 LTWM DMPC SERIES 0 AND 1
 
     
     
     
 
U-505 ( (ZSCHECH) ) REPORTS JUST OFF 54 METERS: #CF 20 ( (41.33N 20.30W 'C') ) 'NEGATIVE'.
 
ADDITIONAL CONTROL: TURN ON IRELAND 1800A TODAY.
 
 
 
 
 
 
     
 
   
TOI 1604 10310 KCS 0615/25  
       
 
     

 

 
       
  24 OCTOBER 1943 HUSH SECRET RP V
   
1040/24/187/84 21 GFPF JFSN SERIES 0 AND 1