- How to Date a Seth Thomas Mantel Clock
- How to Identify a Vintage Thomas Mantel Pendulum Clock | Home Guides | SF Gate
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How to Date a Seth Thomas Mantel Clock
Some older Seth Thomas clockworks are wooden. Wooden clockworks would date the clock between and In , the company began to use brass movements.
Wood movements were no longer in use after The Seth Thomas family business introduced regulator clocks in , and spring-driven clocks between and Between and , the company produced perpetual clocks. Between and , most Seth Thomas clocks were stamped in ink with codes on the bottom or on the case back. Note that many Seth Thomas clocks were reverse date stamped with the year and then a letter for the month of production.
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How to Identify a Vintage Thomas Mantel Pendulum Clock | Home Guides | SF Gate
By continuing to use this site, you are agreeing to our use of cookies. Previous Thread Next Thread. Fred Reiss Registered User. In the last 2 days, I've worked on 2 Seth Thomas clocks with the 89 movement in them.
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One was model AL and the other is the model M. The customer who brought in the M inherited the clock from his mother.
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He'd like to know when she may have purchased it and how old it is. On the plate, just above the model number, the numbers are stamped. On the instruction sheet attached to the inside of this tambour clock, it looks like someone penciled in the date and the word sold.
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It's not real clear. I've checked 3 other clocks with the 89 movement and none of them have anything stamped except the model number. I've repaired many of these movements but don't recall ever seeing a date. Tran's book didn't help. The bottom of the case is stamped So, am I safe to tell the customer their movement was made in March of and sold if the handwiring is correct on December 20, ? Steven Thornberry User Administrator. Jan 15, 19, 83 Male Country Flag: Sight unseen, March could be correct.
Tambours were popular in the 's and 's.
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A picture of the clock may enable us to help you more. It is an hour and half hour strike on two rods. Early Seth Thomas clocks employed wood movements, but in , brass movements replaced the wood. Examine the hands on the face of the dial as they are a very distinctive, telltale feature. Up until , the hands featured an embellishment a third of the way down from the top that resembled a small bird with wings and tail protruding from the clock hand. Later clock hands had a softly formed arrow with a round bottom on their tips.
Other clock hands featured a circle one-third the way up on each hand. Look for the remains of a label or the full paper label on the clock on its back, bottom or inside. Thomas used primarily paper labels throughout the years he manufactured his mantel pendulum clocks.
Study the pendulum inside the clock to determine if it has an etching on it. Sometimes Thomas added a picture of his clock factory on the pendulum with his name centered on its outer edge. Turn over the clock carefully and look for a metal plate that identifies the clock as a Seth Thomas clock. If you do not find a plate on the bottom, open up the clock and look inside. Sometimes Thomas etched a metal plate with his name. If the clock had a patent, he included the patent number and his trademark on the metal plate as well. Inspect the clock face; sometimes Seth Thomas added his name to the clock's dial, usually centered just above the number 6 on the dial.