Important 12 Ships Clock with Exposed Escapement, signed Harvard Clock Co., Boston - Inventory - Hyland Granby

Auction Lots - Schmitt Horan & Co.

Inventory - Hyland Granby

19th Century Boston Clock Co for n.h. Lockwood Weight Driven Regulator

Harvard Clock Company - Hicks Antique Clocks Hicks Antique Clocks

Chelsea Clock Museum - Harvard Register

Harvard Register - Chelsea Clock Museum

Auction Lots - Schmitt Horan & Co.

An unlikely clockmaker cracked longitude — Adam Smith Institute

National Museum of American History

Antique E. Howard & Co Boston - Institution Secondary Wall Clock Copper 11.5

Inventory - Hyland Granby

Inventory - Hyland Granby