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A platform for research: civil engineering, architecture and urbanism
Brief description of pit found and worked near Warrentown, Mo.
Brief description of pit found and worked near Warrentown, Mo.
Sandstone-covered Missouri Flint clay pit
Am Cer Soc -- Bul
Keller, W.D. (author)
1938
Article (Journal)
English
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Sandstone-covered Missouri Flint clay pit
| Engineering Index Backfile | 1938
| European Patent Office | 2023
Analogy of certain French rocks with American Flint clays, found in Missouri
| Engineering Index Backfile | 1949