Images:

Rubber Production
Experiments

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Caption: Edison Botanic Research Apparatus, Extraction Stills; West Orange, NJ; July 13, 1934; {32.100/5} (jpg).

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Caption: Edison Botanic Research Apparatus, Purifier; West Orange, NJ; July 12, 1934; {32.100/10} (jpg).

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Caption: Plants Used in Rubber Experiments: Man Standing in Row of Maulhat Glazovi, Which Are Four Feet Tall; Fort Myers, FL; July 12, 1927; {32.200/5} (jpg).

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Caption: Plants Used in Rubber Experiments: Fred Ott Standing next to Tree; Fort Myers, FL; Ca. 1927; {32.200/18} (jpg).

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Caption: Six Rubber Plants, a Gift from Harvey Firestone, Planted on Edison Estate; Fort Myers, FL; April 13, 1926; {32.200/84} (jpg).

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Caption: Plants Used in Rubber Experiments, Solidago Leavenworthii, Section No. 1, Bed No. 2, Fla. 201; Fort Myers, FL; October, 1929; {32.200/131} (jpg).

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Caption: Field of Cryptostegia Grandiflora at Henry Ford's Estate; Fort Thompson, GA; August 5, 1925; {32.200/136} (jpg).