[Photograph 2012.201.OVZ001.2453]
Description:
Photograph used for a story in the Daily Oklahoman newspaper. Caption: "Nope, those aren't masks that John Clark is examining. They're end plates for rotary screw compressors used in large tonnage packaged chillers for commercial and industrial air conditioning and refridgeration. The manufacturer, Dunham-Bush Inc., West Hartford, Conn., says the compressors will save upwards of 35 percent in power consumption."
Date:
1978
Item Type:
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Photograph
Partner:
Oklahoma Historical Society