Paul M. Chamberlain

Early Illustrations of Clock Escapements Also, Half Quarter Repeating Calendar and Alarm Watch

Catalogue no: 1276
Dewey No: Subject(s): Courtenay Ilbert Archive
Author(s): Joseph Brown, Paul M. Chamberlain
Total pages: 6 Illustrations: 6 Language(s): English Publication date: Feb., 1929
Editor: Publisher: The Jewelers' Circular
Dimensions: 290mm x 230mm Condition: Good
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Notes:
In "Early Illustrations of Clock Escapements", the author describes pages from "Technica Curiosa", by P. Gasparis Schotti, published in 1644, (corrected in pencil by Ilbert to 1664?). Author relates how he acquired his copy of the book from a tip off from Commander Gould. 8 types of early escapement with pendulums are illustrated and described, all of them before the invention of the recoil (anchor) escapement was invented.. 2 combine verge escapements with pendulums and 2 are Gallileo types.
Room location: Library Extension Cabinet: F Shelf: 4
Search terms: Antique Watches, Escapements
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Fifty Variations in Escapements

Catalogue no: 1272
Dewey No: Subject(s): Courtenay Ilbert Archive
Author(s): Paul M. Chamberlain
Total pages: 2 Illustrations: 0 Language(s): English Publication date: Dec., 1932
Editor: W. Calver Moore Publisher: The Keystone
Dimensions: 305mm x 230mm Condition: Good, folded down centre
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Notes:
An article from "The Keystone. National Business Magazine of the Jewelry Industry", Published in the U.S.A. Report of a lecture given to the Horological Society of New York on October 4th, 1932 by Major Paul M. Chamberlain, "noted horologist and collector and a founder member of the H.I.A." A brief description is given of 50 different types of escapement used in watches from the common (Verge, Cylinder, Lever) , to the uncommon (One pallet lever, Worm, Mulford verge).
Room location: Library Extension Cabinet: F Shelf: 4
Search terms: Antique Watches, Escapements
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