TY  - BOOK
AU  - Béguin,Maurice
TI  - Methods of regulation: how to select the most adequate method of regulation 
T2  - A Portescap manual
PY  - 1977///]
CY  - La Chaux-de-Fonds
PB  - Portescap
KW  - Clocks and watches
KW  - Design and construction
KW  - Handbooks, manuals, etc
KW  - Clock and watch making
KW  - escapement
KW  - technical
KW  - Manual
KW  - Watch (general)
KW  - Switzerland
KW  - Adjust
KW  - Handbooks and manuals
KW  - lcgft
ER  -