. Botanical features of the Algerian Sahara. Botany -- Sahara; Desert plants; Roots (Botany). Fig. 67. North base of Ed Delouatt hills, west o( Biskra, showing the low-tacing aunes. To the right is a glimpse of an oued which pierces the hills in the middle 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 Cannon, William Austin, 1870-. Washington, D. C. Carnegie Institution of Washington

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Keywords: ., bookcentury1900, bookdecade1910, bookpublisherwashi, bookyear1913