Front:
F.21-Mr. and Mrs. Edison in Front of Laboratory
Thomas A. Edison Winter Home, Fort Myers, Fla.
Back:
This is the laboratory where Mr. Edison
conducted his last major experiment the ex-
traction of natural rubber from goldenrod.
At right is an air conditioned vault, the first
in the U.S. A which Edison built for storing
records.
BB-HS44
M. E. RUSSELL, SARASOTA. FLORIDA
