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Henry Kater's telescope mb-height 2956 Inscribed below 'A

SKU 92440312326
4.2
Henry Kater's telescope mb-height 2956 Inscribed below 'A
Henry Kater's telescope mb-height 2956 Inscribed below 'A
Henry Kater's telescope mb-height 2956 Inscribed below 'A
Henry Kater's telescope mb-height 2956 Inscribed below 'A
Description

Inscribed below 'A

5th July 1963

Boats on the River Thames can also be seen in the foreground

Two views of the tower of St Antholin

Henry Kater's telescope mb-height 2956 Inscribed below 'ATelescope used by Henry Kater for pendulum observations. Geodesist and metrologist Henry Kater (1777 1835) invented Kater's pendulum in 1817 which enabled the strength of gravity to be determined. This sight was used to view the pendulum during observations in order to avoid parallax error. ca. 1820

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