What time is it there? Commemorating over a century of expertise in measuring time across multiple time zones, Longines is proud to release the Longines Spirit Zulu Time 1925, marking the 100th ...

P.A. Kidwell, "The astrolabe for latitude 41°N of Simeon de Witt: an early American celestial planisphere," Imago Mundi, 2009, 61, pp. 91-96. Location Currently not on view Credit Line Transfer from ...

Anchor Optical Co., a division of Edmund Scientific, obtained a copyright on the planisphere in 1957, naming Norman Edmund and Edwin F. Bailey as authors. The latter was an amateur astronomer and ...

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