Atlantic Telegraph Cable Souvenir, 1873

Telecommunications

1873-1920

Artificial bubble horizon.

Astronomy

1905-1910

Doll lying in bed to demonstrate medical treatment to children, England, 1930-1950

Orthopaedics

1930-1950

Plaster of paris relief plaque of Maimonides

Wellcome (general)

1958

Relief plaque of Imhotep by Doris Appel, paster of paris, 1958

Wellcome (general)

1958

Edison's electrolytic A-H. meter?

Electricity Supply