R. A. Rank by layers of shale near railroad tracks in Mexico, photo 2
Description on back: Sandy layers in upper Alozan shales in RR cut at K23 on Tampico - Pánuco Road. Note folding & faulting. R. A. Rank. June 6, 1920.
| Format: | Electronic |
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University of Alabama Libraries
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| Online Access: | http://purl.lib.ua.edu/108693 |