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- Excelsior Electric Company Ammeter, 1890-1900 -
- 1890-1900
- Collections - Artifact
Excelsior Electric Company Ammeter, 1890-1900
- Excelsior Electric Company Motor, 1890-1900 -
- 1890-1900
- Collections - Artifact
Excelsior Electric Company Motor, 1890-1900
- Excelsior Electric Co. Arc Lighting Generator, circa 1890 -
- circa 1890
- Collections - Artifact
Excelsior Electric Co. Arc Lighting Generator, circa 1890