TY  - BOOK
AU  - Humbert,Bernard
TI  - Moderne Kalender- und Datums-Uhren: Funktion - Detais der Kaliber - Reparatur ; Artikelserie aus der Schweizerischen Uhrmacher-Zeitung 1949 - 1953 
SN  - 9782970057321
PY  - 2007///
CY  - Neuchâtel
PB  - Simonin
KW  - Calendar watches
KW  - Design and construction
KW  - Repairing
KW  - Clocks and watches
KW  - Repair
KW  - Switzerland
KW  - Calader date mechanisms service
KW  - Textbook complication(s)   advanced practical
KW  - Wrist Watch
ER  -