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Minnesota Educational Media Organization (MEMO) Equipment Archive


New Combined Balopticon Opaque Projector

New Combined Balopticon Opaque Projector

Bausch and Lomb Optical Co., Rochester, New York, c.1915.

The New Combined Balopticon projected lantern slides and opaque objects. A 1000 watt gas filled mazda lamp provided the required illumination for this projector to be used in large auditoriums.

Donated by M. I. Smith, 1971.

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