The Horolovar 400-Day Clock Suspension Spring Guide reprint, written by the late Charles Terwilliger, and containing a History of the Horolovar 400 Day Clock Repair Guide, written by Bill Ellison.

Copyright 1953, Published December 2003. Softcover, 48 pages.

This reprint was a 50 year anniversary tribute to the original guide published in 1953, and is in new condition. The guide lists over 100 back plate illustrations, and features Horolovar products then available. The guide is divided into 6 sections as follows:

Manufacturers' Names or Trade Marks

Distributers' Names or Initials

"Made in Germany" or "Germany"

Serial Numbers or Patent References

Blank Plates

Late Editions