TY  - BOOK
AU  - Chamberlain,Paul M.
AU  - Chamberlain,Margaret Phelps Graham
TI  - It's about time
PY  - 1941///
CY  - New York
PB  - Richard R. Smith
KW  - Clocks and watches
KW  - Escapements
KW  - Clock and watch makers
KW  - Timekeeper (general)
KW  - USA
KW  - History
KW  - Chamberlain, Paul M
N1  - Compiled after the author's death from articles published during the preceding twenty-five or more years. cf. Preface, signed: Margaret Graham Chamberlain; "Development of the escapement: bibliography": pages 198. "Bibliographical sources": pages 473-475. Includes index; pt. I. Escapements.--pt. II. Experiments and unusual time-pieces.--pt. III. Famous watchmakers
ER  -