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	1.	Geology and geography of the Galena and Elizabeth quadrangles, by Arthur C. Trowbridge and Eugene Wesley Shaw; History of development of Jo Daviess county, by Bernard H. Schockel, work in cooperation with U. S. Geological survey. Printed by authority of the state of Illinois. by Trowbridge, Arthur C. (Arthur Carleton), 1885- Shaw, Eugene Wesley, 1881- [joint author.] Schockel, Bernard Henry Series: Bulletin (Illinois State Geological Survey) ; no. 26. Material type: Text; Format: print ; Literary form: Not fiction Publication details: Urbana, Illinois State Geological Survey, University of Illinois, 1916 Availability: No items available. Add to cart (remove)
	2.	Tertiary and Quaternary geology of the lower Rio Grande region, Texas, by A.C. Trowbridge. by Trowbridge, Arthur C. (Arthur Carleton), 1885- Series: U.S. Geological survey. Bulletin 837 Material type: Text; Format: print ; Literary form: Not fiction Publication details: Washington, U.S. Govt. Print. Off., 1932 Availability: No items available. Add to cart (remove)

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