Harvard Forest
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Barr, C.W.
Black body radiation curves
. 1924
Radiometer - 1926 spherical
. 1927
Radiometer - Galvanometer, in Biophysical Lab
. 1926-1927
Radiometer - Massive base, in lab
.
Radiometer - Urox, in lab
. 1927
Spectral absorption by protoplasm
. 1924
