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- Queen & Company Resistance Unit, 1893-1912 -
- 1893-1912
- Collections - Artifact
Queen & Company Resistance Unit, 1893-1912
- Electro Dynamometer, 1890-1900 -
- 1890-1900
- Collections - Artifact
Electro Dynamometer, 1890-1900
- Queen & Company Galvanometer, 1893-1912 -
- 1893-1912
- Collections - Artifact
Queen & Company Galvanometer, 1893-1912
- Hartmann & Braun Compass, circa 1894 -
- circa 1894
- Collections - Artifact
Hartmann & Braun Compass, circa 1894
- Queen & Company Magnetic Vane Ammeter, 1894-1899 -
- 1894-1899
- Collections - Artifact
Queen & Company Magnetic Vane Ammeter, 1894-1899
- Deprez et Carpentier Ammeter -
- Collections - Artifact
Deprez et Carpentier Ammeter
- James W. Queen & Company Induction coil, 1870-1893 -
- 1870-1893
- Collections - Artifact
James W. Queen & Company Induction coil, 1870-1893
- Hartmann & Braun Meter, 1890-1893 -
- 1890-1893
- Collections - Artifact
Hartmann & Braun Meter, 1890-1893
- Queen & Company Dynamometer -
- Collections - Artifact
Queen & Company Dynamometer
- Queen & Company Cardew Voltmeter, circa 1892 -
- circa 1892
- Collections - Artifact
Queen & Company Cardew Voltmeter, circa 1892