Magic lantern single rackwork glass slides (8), showing various astronomical events and cycles, wood / glass / metal, made by Dollond, London, England, 1758-1856, used at Sydney Observatory, New South Wales, Australia, 1858-1900 The models consist of various arrangements of painted glass plates within a brass frame. Light shines through the plates and illuminates the model. The brass frame has teeth around its edge, allowing it to be turned by a gear handle. The whole is contained with a rectangular wood frame. (-1) Model demonstrating day and night (-2) Model demonstrating the phases of the moon and tides (-3) Model showing the movement of a comet in relation to the sun (-4) Model showing the annual and diurnal motion of the Earth (-5) Model showing the movement of the Poles and Seasons (-6) Model demonstrating the movement of Venus (-7) Model demonstrating that the Earth is round (-8) Model showing the phases of the moon and the tides
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(Accession num: H10273)
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