Temporary observatory for pendulum observations, Sumatra Finish:20-pack 1867' Photographic plate 11 from

1867' Photographic plate 11 from Plans and photographs of Stonehenge

The evidence tended to show a planned system of intimidation under the leadership of a man named Broadhead of the Saw-Grinders' Society

View at Shepherd's Bush

the member for Tipperary

Sainte-Adresse

Temporary observatory for pendulum observations, Sumatra Finish:20-pack 1867' Photographic plate 11 fromPlan of a tent observatory used for pendulum observations, indicating the location of main instruments (clock, pendulum, telescope and transit instrument) and the masonry pillar for mounting the pendulum clock. Inscribed: 'Plan of the Observatory' Figure no. 3 from Report of the length of the pendulum at the equator made on an expedition from the observatory at Madras, by John Goldingham (Madras, 1824). Scale 1 inch: 2 feet. Original painting pasted