Book Reviews

The Spores and Pollen of the Potomac Group of Maryland. Gilbert J. Brenner. Department of Geology, Mines, and Water Resources, Baltimore, Md., 1963. ix + 215 pp. Illus. Paper, $2.50; cloth, $3.50

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Science  21 Feb 1964:
Vol. 143, Issue 3608, pp. 795
DOI: 10.1126/science.143.3608.795

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