68:0017:0003
Harkness, William TITLE ON OBJECT:
Probable Error of an Annual Mean Temperature deduced from Observation
made during one year.
transparency, gelatin on glass
NOTES:
Catalogued 02/88, BS.
American (b. Scotland, 1837-1903)
3 3/4 x 3 3/4 in.
Gift of University of Rochester
68:0017:0003
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