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Electron Microscopy Sciences Photographic Darkroom Timer, 60 minute time range

Supplier: Electron Microscopy Sciences 74395
A new improved Model 300 Darkroom Timer shows minutes and seconds in total darkness. The 60-minute time range can be set in minutes for developing and seconds for enlarging control. . Two separate outlet receptacles control an enlarger or printer and safelight by a combination time/focus switch. Each outlet has a 750-watts capacity.
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