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Sessions “Stratford” Tambour Mantel Clock

By on May 25, 2011

This Sessions tambour mantel clock is named “Stratford” on the label inside the rear door. The case is 21 5/16 inches wide and 9 3/8 inches tall. The aluminum dial with embossed numerals has a 5 1/4 inch time track. The label has the date 11 – 39 (November 1939) stamped in ink.

I did only a partial repair on this clock, per customer request. I disassembled and cleaned it, and replaced the click rivets (the time click had come completely off the mainwheel, allowing the mainspring to unwind. I also replaced the brass wire clicksprings with steel wire for greater reliability (the old brass ones often fail).

This clock has stronger mainsprings than necessary (both 3/4 inch wide by 0.018 inch thick). They hadn’t caused much mainwheel tooth wear yet, but are fairly hard to wind. If I were doing a full overhaul I’d be tempted to replace them with 3/4 x 0.0165 by 120 inch or 96 inch long springs. The 120 inch springs cost a bit more, but will help the clock to keep more consistent time as it runs down.

See more photos.

Repair job 5371.

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Related posts:

  1. Sessions “President No. 3″ Tambour Mantel Clock
  2. Sessions Tambour Mantel Clock, Made in 1938.
  3. Seth Thomas Tambour Mantel Clock
  4. Gilbert Tambour Mantel Clock, 1928
  5. Mainsprings for Sessions Black Mantel Clock

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