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Year: 1990

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1990 GPS Equipment Survey

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Antique Radio Classified

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Antique Radio Classified

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Automobiles

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Before the Pocket Calculator... An Exhibition Illustrating the History of the Slide Rule (Labels and photographs of the exhibition held at the Collection of Historical Scientific Instruments from September 24 to December, 1990)

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Bicycles

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Blue Hill Meteorological Observatory: The First 100 Years---1885-1985

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Breve compendio de la esfera y del arte de navegar

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Catalogue of Watches in the British Museum VI: Pocket Chronometers, Marine Chronometers and Other Portable Precision Timekeepers

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Changing Attitudes Toward Time: The Effect of the Introduction of the Pendulum Clock and the Balance Spring Watch on the Design, Use and Production of Portable Sundials 1650-1700

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Checklist of Current Exhibition Labels

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Checklist of Current Exhibition Labels

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