on Dec 8, 2016
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The circular stage is 9.5 cm in diameter 3.2 cm in diameter and 21.4 cm long with the drawtube totally inserted, or 24 cm with the drawtube fully extended It has a similar tube attached to the left that is used for binocular observation The nosepiece carries a 16 mm NA 0.25 objective The original wooden case is 41 cm tall, 24.4 cm wide, and 20 cm deep
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