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A Milk Cooler that Excludes the Air
1886
Scientific American
J titutifit �ntttitllU. How BohemIan Glass 1. Colored. I to the bottom and sides of a sheet metal lining. The The ornamentation of the glass is done partly in box has an overflow pipe and a lower outlet pipe, connection with the exposure in the furnace and i through which the water used in cooling the milk may partly in the flnishing shops, where the work is com-) escape. The cover of the box has an interior water pleted by cutting, polishing. tarnishing, etching, I tight sheet metal lining,
doi:10.1038/scientificamerican09041886-147
fatcat:j3rvnveignhctffhv77tweltca