![](https://nthumb.tpgimages.com/mid2_ocom_img/dW5pdmVyc2FsX2ltYWdlcw==/20120511_3_rm/2012051415/top_20120514150323_2428.jpg/TOP09096041.jpg)
Refrigeration: Sectional view of ice-house showing ramming down of ice. Pit dug and lined with brick, poor conductor of heat. Roof covered with thatch for same reason. Each piece of ice dipped in water before packed in ice-house, so forming solid mass with minimum surface area exposed. Drain at bottom. Woodcut, London, 1838
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Creative#:
TOP09096041
Source:
達志影像
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RM
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須由TPG 完整授權
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