Apparatus for the Decomposition and Recomposition of Water (replica)

The American chemist Robert Hare (1781–1858) designed this apparatus for demonstrations to his large classes in the Medical Department of the University of Pennsylvania. This replica was made in anticipation of the opening of the National Museum of History and Technology in 1964.
Ref: Robert Hare, A Compendium of the Course of Chemical Instruction (Philadelphia, 1836), 3d ed., pp. 196-197.
Robert Hare, “Engraving and Description of an Apparatus for the Decomposition and Recomposition of Water, Employed in the Laboratory of the Medical Department of the University of Pennsylvania,” Transactions of the American Philosophical Society 6 (1839): 339-340.
Currently not on view
Object Name
chemical apparatus
date made
Hare, Robert
Eichner, Laurits Christian
Physical Description
gilded metal (overall material)
glass (overall material)
wood (overall material)
overall: 29 1/2 in x 12 1/4 in x 9 in; 74.93 cm x 31.115 cm x 22.86 cm
ID Number
catalog number
accession number
Science & Mathematics
See more items in
Medicine and Science: Chemistry
Data Source
National Museum of American History, Kenneth E. Behring Center

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