Description
Plan of a tent observatory used for pendulum observations
watched by groups of onlookers
Probably the best-known ancient monument still standing in Alexandria
describing a simple equatorial instrument
Newton had calculated the date of the Argonauts' expedition in his work The chronology of ancient kingdoms amended (1728)
Peregrine Falcon Feeding Her Chicks Size:L: 75 x 50cm Plan of a tent observatory
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