Henry Kater's telescope Robert Benoist The church was built by

The church was built by Nicholas Hawksmoor between 1716 and 1731

showing the inside of a theatre and the reactions of different parts of the audience to the play

and through the two-speed gearbox over 70mph was possible and even 40mph achieved up the steepest hills

now Pygoplites diacanthus

Henry Kater's telescope Robert Benoist The church was built byTelescope 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