Results for "Century of Progress Exposition (1933 : Chicago)"

 
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  1. “Flat John” Visits the Smithsonian Castle, 2015, Marcel Chotkowski LaFollette

    Science Service, Up Close: The Microvivarium

    • Date: May 12, 2015
    • Creator: Marcel Chotkowski LaFollette
    • Description: Today’s science museums build on the efforts of biologist George Roemmert (1892-1952), whose “Microvivarium” projected images of amoebas and other microscopic creatures.

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