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	1.	Mineral resources of the Elders ridge quadrangle, Pennsylvania / by Ralph W. Stone. by Stone, Ralph W. (Ralph Walter), 1876-1964 Series: Geological Survey (U.S.). Bulletin ; no. 256. Material type: Text; Format: print ; Literary form: Not fiction Publication details: Washington, Govt. Print. Off., 1905 Availability: No items available. Add to cart (remove)
	2.	Mineral resources of Kenai Peninsula, Alaska. Gold fields of the Turnagain Arm region, by Fred H. Moffit. Coal fields of the Kachemak Bay region, by Ralph W. Stone. by Moffit, Fred H. (Fred Howard), 1874-1958? Stone, Ralph W. (Ralph Walter), 1876-1964 Series: United States Geological survey. Bulletin no. 277 Material type: Text; Format: print ; Literary form: Not fiction Publication details: Washington, Govt. print. off., 1906 Availability: No items available. Add to cart (remove)
	3.	Coal resources of the Russell Fork basin in Kentucky and Virginia / by Ralph W. Stone. by Stone, Ralph W. (Ralph Walter), 1876-1964 Series: Geological Survey (U.S.). Bulletin ; no. 348. Material type: Text; Format: print ; Literary form: Not fiction Publication details: Washington, Govt. Print. Off., 1908 Availability: No items available. Add to cart (remove)
	4.	Coal near the Black hills, Wyoming--South Dakota. by Stone, Ralph W. (Ralph Walter), 1876-1964 Material type: Text; Format: print ; Literary form: Not fiction Publication details: Govt. Print. Off., 1912 Availability: No items available. Add to cart (remove)
	5.	Useful minerals of the United States / comp. by Samuel Sanford and Ralph W. Stone. by Sanford, Samuel, 1865-1927 [comp.] Stone, Ralph W. (Ralph Walter), 1876-1964 [joint comp.] Series: United States. Bulletin 585 ; Material type: Text; Format: print ; Literary form: Not fiction Publication details: Washington, Govt. Print. Off., 1914 Availability: No items available. Add to cart (remove)
	6.	Useful minerals of the United States, comp. by Frank C. Schrader, Ralph W. Stone and Samuel Sanford; a revision of Bulletin 585. by Schrader, Frank Charles, 1860-1944 Stone, Ralph W. (Ralph Walter), 1876-1964 [joint comp.] Sanford, Samuel, 1865-1927 [joint comp.] Series: United States. Geological survey. Bulletin 624 Material type: Text; Format: print ; Literary form: Not fiction Publication details: Washington, Govt. print. off., 1917 Availability: No items available. Add to cart (remove)
	7.	Gypsum deposits of the United States, by R.W. Stone and others. by Stone, Ralph W. (Ralph Walter), 1876-1964 Series: U.S. Geological survey. Bulletin ; 697 Material type: Text; Format: print ; Literary form: Not fiction Publication details: Washington, Govt. print. off., 1920 Availability: No items available. Add to cart (remove)
	8.	Pennsylvania caves, by Ralph W. Stone. by Stone, Ralph W. (Ralph Walter), 1876-1964 Series: Bulletin G ; 3. Material type: Text; Format: print ; Literary form: Not fiction Publication details: Harrisburg, Department of internal affairs, Topographic and geologic survey, 1930 Availability: No items available. Add to cart (remove)
	9.	Building stones of Pennsylvania / by Ralph W. Stone. by Stone, Ralph W. (Ralph Walter), 1876-1964 Pennsylvania. Bureau of Topographic and Geologic Survey Series: Bulletin M ; 15 Material type: Text; Format: print ; Literary form: Not fiction Publication details: Harrisburg, Pa. : Dept. of Internal Affairs, Topographic and Geologic Survey, 1932 Availability: No items available. Add to cart (remove)
	10.	The minerals of Pennsylvania: Non-metallic minerals, by R. W. Stone. by Stone, Ralph W. (Ralph Walter), 1876-1964 Series: Bulletin M ; 18-C Material type: Text; Format: print ; Literary form: Not fiction Publication details: Harrisburg, Pa., Department of Internal Affairs, Topographic and Geologic Survey, 1939 Availability: No items available. Add to cart (remove)

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