Item 10056An Eulogium intended to perpetuate the memory of David Rittenhous, late President of the American Philosophical Society
Philadelphia: J. Ormrod, 1796. 42p. Disbound. David Rittenhouse (1732-1796) "The preeminent American scientist of his age, David Rittenhouse was at once an internationally famed astronomer, master craftsman of scientific instruments, and surveyor. His mechanical models of the solar system, precision clocks, surveyor's theodolites, compasses, and optical lenses were of the.....