Scarce LEITFADEN für MASCHINEN- UND E-KUNDE DES U-BOOTS TYP XXI.
A September 1944 printed secret instruction manual for Diesel and electric engines of an U-Boot of type XXI.
This book was issued to U-3514 as a stamp proofs. U-3514 was commissioned in August 1944.
Inside are several GEHEIM marks and Third Reich period time stamps. Also two post war Allied stamps who must have captured this book before sinking U-3514 on 12.2.1946 as the last boat of Operation Dealight.
73 pages. Illustrated. Signs of use. Good condition 2.
