An engraving depicting Yardley's extractor of gelatine for glue from bones: steam admitted under pressure from left, and the whole vessel slowly turned; the gelatine solution was drawn off at P when the vessel was brought to rest. Dated 19th century

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Creative#:

TOP25302506

Source:

達志影像

Authorization Type:

RM

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須由TPG 完整授權

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No

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No

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No

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