Bob Frishman, founder of Bell-Time Clocks in 1992, has repaired 8,000 mechanical clocks and has sold 1,800 vintage timepieces.*  He writes and lectures about the history, culture, and technology of horology -- the science of timekeeping.  He has published 150 related articles and reviews, and he has lectured to more than one hundred public audiences.  

His comprehensive award-winning biography of 18th-century Philadelphia clockmaker Edward Duffield was published in 2024 by The American Philosophical Society Press, and in April 2025 Bob was honored to receive the APS John Frederick Lewis Award for "the best book published by the Society in a given year."

He is a Liveryman of the Worshipful Company of Clockmakers (London, UK), a Silver Star Fellow of the National Association of Watch and Clock Collectors and co-chair of its annual  New England Regional Meeting, an active member of the Antiquarian Horological Society (London, UK), a Life Member of the Willard House & Clock Museum, Proprietor No.28 of the Boston Athenaeum, Shareholder No.8 of the Library Company of Philadelphia, and a member of the American Antiquarian Society, the Grolier Club, and the Ross Society of the Museum of Fine Arts, Boston.

* Bob is retired from clock repair and is accepting no further restoration business.

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BOB FRISHMAN

HOROLOGY SCHOLAR, AUTHOR, LECTURER, RESTORER, SINCE 1980
