NAWCC Bulletin No. 206: June 1980

Bulletin of the National Association of Watch & Clock Collectors, Inc.

Table of Contents

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ARTICLES
239 – Frederic Japy (1749-1812) by Francois Girod
249 – The Trenton Watch Company’s Models and Grades: A Tentative Identification Guide by Donald J. Summar
262 – A Note on Conical Pendulums by James O. Spriggs
264 – Sizes of Watch Movements by John H. Lund
266 – Abraham K. Dresher, Pennsylvania Clockmaker 1859-1942 by Warren Niebling
269 – Replacement of the Steel Spring Wire Shaft or Oscillating Support in a Vertical Floating Balance, as Made in Germany for Some Seth Thomas Clock Movements by Earl R. Kimball
FEATURES AND NOTES
270 – Book Review
272 – Vox Temporis
275 – Research Activities and News
278 – The NAWCC Museum
281 – Additions to the NAWCC Lending Library
282 – NAWCC Museum, Inc. Acquires Franklin Institute and Strickler Horological Collections
283 – The Answer Box
296 – Dates To Remember
297 – Chapter Highlights
319 – Chapter Officers
324 – Necrology

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