Author: Fontaine, W.M., 1883.:
Title: Contributions to the knowledge of the Older Mesozoic flora of Virginia. [U.S. Geol. Surv. Mon., 6.]
Description: Washington: Government Printing Office. 4to. Pp.. xii,144,[108], many figs. on 54 tinted lithogr. pls., index. Orig. cloth.

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