. The culture of the Central American rubber tree: botanical investigations and experiments. Rubber. Bui. 49, Bureau of Plant Industry, U. S. Dept of Agriculture. Plate Tip of Branch of Castilla, Eastern Guatemala (Natural Size).. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Cook, Orator Fuller, 1867-. Washington, Govt. print. off

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Keywords: ., bookcentury1900, bookdecade1900, bookpublisherwashi, bookyear1903