Temporary observatory for pendulum observations, Sumatra Size:Standard: 6 x 4in with a clock on the

with a clock on the central gable

the law still required motor vehicles to be preceded by a pedestrian carrying a red flag to warn other road users

White shirt

showing Queen Victoria seated in the foreground surrounded by her family and other guests

Temporary observatory for pendulum observations, Sumatra Size:Standard: 6 x 4in with a clock on theSection through 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. This is accompanied by a plan view of the pillar. Inscribed: 'Canvas Observatory' and 'Plan of the Wall'. Figure no. 2 from Report of the length of the pendulum at the equator made on an expedition from the observatory at Madras, by