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Scientific American, Vol. 29, No. 15 (1873) (1873)
leaf 4
red of the ocher rendering it of a rich brown color. cultivation continues for 250 days per year, for in winter it liquid between the tubes was kept at 59° Fah. Ata tem- In less than a week the floors made in this way were suffi- almost entirely ceases,it is found that every 2:4 acres receives… … ers.” tube holding the leaf is placed in a glass, which Our readers will perceive that this method of is filled with a colored solution arranged 80 as © 1873 SCIENTIFIC AMERICAN, INCInternet Archive · Public domain (published before 1931). Free to use for anything.
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