shop-built experimental diode

Cruft Laboratory, Harvard University

Date: 1929

Object number: VT0200

Cruft Laboratory, Harvard University

Date: 1936

Object number: VT0627

Cruft Laboratory, Harvard University

Date: 1939

Object number: VT0208

Cruft Laboratory, Harvard University

Date: 1912

Object number: VT0826

Cruft Laboratory, Harvard University

Object number: VT0515

Cruft Laboratory, Harvard University

Object number: VT0516

Cruft Laboratory, Harvard University

Date: 1941

Object number: VT0788

Cruft Laboratory, Harvard University

Date: 1941

Object number: VT0818

Cruft Laboratory, Harvard University

Object number: VT1075

Cruft Laboratory, Harvard University

Date: 1923

Object number: VT1102

Cruft Laboratory, Harvard University

Date: 1938

Object number: VT0224

Cruft Laboratory, Harvard University

Object number: VT0216