Theory of terminal curves for the hairspring / F. Keelhoff ; translated by G. Droz and William O. Bennett.

By: Material type: TextTextLanguage: English Original language: French Publisher: Lancaster, PA : Hamilton Watch Company, 1933.Description: 20, 5 pages ; 27 cmContent type:
  • still image
  • text
Media type:
  • unmediated
Carrier type:
  • volume
Uniform titles:
  • Théorie des courbes terminales du spiral. Selections English
Subject(s): Other related works: Extract from (work) : Keelhoff, F. (François). Théorie des courbes terminales du spiral.
Holdings
Item type Current library Call number Status Date due Barcode
Books Books Jost Bürgi Library Reading Room TS548 .K44 1933 (Browse shelf(Opens below)) Available 31560000080735

English translation of a portion of the original French work: Théorie des courbes terminales du spiral. Brussels : Académie Royal de Belgique, 1921.

31560000080735 14553

Typescript (presumably unpublished), Part 2 dated 1933 and signed G.Droz, appendix dated 6/1/33 and signed W.O. Bennett of a English language translation of a highly technical, mathametical paper originally published in French (1927, as BHM 11749) on the mathematics of the theory of terminal curves in balace springs. (Source reportedly from the archives of the Hamilton Watch Company Lancaster Pa)

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