Bulletin Addenda

Occasionally, Watch & Clock Bulletin articles are prepared with supplemental material that cannot be published in the Watch & Clock Bulletin due to space considerations. Watch & Clock Bulletin readers are directed to this page to access this material in PDF format. See link below to download the latest Acrobat Reader.

2014:

"A Posted Frame Tale" Addendum by Roger Gendron. The original article appears in the March/April 2014 Watch & Clock Bulletin. p. 127.

See a summary of presentations at the 2013 Time Symposium, Time for Everyone, in the January/February 2014 W&C Bulletin. These support files for that summary include the program listing, including speaker biographies, and the Information Session booklet.

2013:
Movement mechanism video for the mystery clock featured in "The Mystery in the Design of A.R. Guilmet" by Bob Boyd. This article appeared in the September/October 2013 Watch & Clock Bulletin. (This is a 28M video. Please download before viewing.)

2012:
Working drawings of the case and movement of the clock featured in "A 9-Day Franklin-Style Timepiece" by Roger Gendron. The article appeared in the November/December 2012 Watch & Clock Bulletin.

Appendix A—"The Cromwell Steamship Knickerbocker" and Appendix B—"Captain Frank Kemble" to "Underwriters Presentation Timepieces and the Story of a Man, a Ship, and a Chronometer Watch" by Jon Weber. This article appeared in the November/December 2012 Watch & Clock Bulletin.

2011:
Addendum to "The Seesaw Gravity Escapement" by Roger Bunce. This article appeared in the October 2011 Watch & Clock Bulletin.

"Kilbourn & Proctor Banjo Movement Production" by Andrew H. Dervan (MI) with Leslie Nesky (MA). The article appeared in the October 2011 Watch & Clock Bulletin. Appendix A - Kilborn Sale Sheet 1, Kilborn Sale Sheet 2, Kilborn Sale Sheet 3. Appendix B - Kilborn Database.

"Appendix A – Patents and Trademarks" is an appendix to “F. W. Derbyshire, Inc.” by Andrew H. Dervan (MI). The article appeared in the August 2011 Watch and Clock Bulletin.

"Mr. Locke's Watch Factory: Columbia and Suffolk Watch Companies of Waltham, MA" by Andrew H. Dervan (MI), Appendices A and B. The article appeared in the February 2011 Watch and Clock Bulletin.

2010:
"History of the Seventy-Eighth Division in the World War 1917-18-19" is an appendix to "A War Hero and His Watch" by by Irving Goldstein (MA) and Jon Weber (NH) published in the December 2010 Watch and Clock Bulletin.

2008:
"U. S. Government System of Observatory Time" is an appendix to “A Clock for Sending Time Signals” by Chester B. Watts Jr., which was published in the August 2008 NAWCC BULLETIN, p. 449.

"J. P. STEVENS Watchmaker, Inventor, & Clockmaker" by Katherine Kittle (GA, NY) appendices. The original article appeared in the August 2008 NAWCC BULLETIN, p. 387.

2007:
"United States Watch Company (Waltham, MA) History and Watch Production" by Andrew H. Dervan (MI) Appendix. The original article appeared in the October 2007 issue of the NAWCC BULLETIN.

2006:
"Things are Seldom What They Seem—Christiaan Huygens, the Pendulum, and the Cycloid" by Alan Emmerson (Australia) Appendix, Part 1. The article and Appendix B appeared in the June 2006 NAWCC BULLETIN.

"Things are Seldom What They Seem—Christiaan Huygens, the Pendulum, and the Cycloid" by Alan Emmerson (Australia) Appendix, Part 2. The article and Appendix B appeared in the June 2006 NAWCC BULLETIN.

"Impulsing the Pendulum: Escapement Error Appendix" by Dr. George Feinstein (NY). The origianl article appeared in the October 2006 Bulletin, p. 569.

"Provincial Clocks and Clockmakers: The Claytons of Marple, Seventeenth and Eighteenth Century Cheshire Clockmakers Appendices" by Dr. Simon R. Drachman (ENG). The original article appeared in the April 2006 BULLETIN, p. 174. Appendix A was printed with the article.

2005:
"Fundamental Principles of Tuning Fork Timepieces Appendix" by Rubens A. Sigelmann (WA). The original article appeared in the December 2005 Bulletin, p. 706.