Plate 90-X. Jacketed stills and vacuum pans.
Public domain scan of artwork related to technological or industrial history, free to use, no copyright restrictions image - Picryl description
Jacketed autoclaves and stills with suitble mixers for medium pressure...
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No. 13. Jacketed kettles, cast iron, acid enameled. Plate 124-X. kettl...
Public domain photograph of a machine part, motor, equipment, free to use, no copyright restrictions image - Picryl description
Plate 99-X. Jacketed stills and vacuum pans.
Public domain photograph of a machine part, motor, equipment, free to use, no copyright restrictions image - Picryl description
Plate 112-X. Jacketed crystallizing pan with the power stirring device...
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Plate 16-X. Jacketed still or vacuum pan.
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Plate 111-X. Jacketed crystallizing pan.
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[Plate 141-X. Jacketed filter used for pressure or vacuum.]
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