TY  - BOOK
AU  - Thisell,Arthur Gideon
TI  - Science of watch repairing simplified: a treatise on the lever escapement and watch repairing,
PY  - 1942///
CY  - Chicago
PB  - H. Paulson and Company
KW  - Clocks and watches
KW  - Repairing
KW  - Escapements
KW  - fast
KW  - Repair
KW  - USA
KW  - Lever
KW  - Escapement
KW  - Watch (general)
ER  -