Kater's convertible pendulum with three adjustable weights held in a fitted case and transported with a travel crate, 1817.
Travel crate used to transport Kater's convertible pendulum and weights.
FItted case for Kater's pendulum, which holds Kater's pendulum and three adjustable weights.
Kater's pendulum, held within a fitted case.
Adjustable weight for Kater's pendulum, held within a fitted case. The weight is a small black rectangle with two silver screws coming out of the right side.
Adjustable weight for Kater's pendulum, held within a fitted case. The weight is a small black rectangle with two silver screws coming out of the right side.
Adjustable weight for Kater's pendulum, held within a fitted case. The weight is a small black rectangle with two silver screws coming out of the left side.