THE VALUATION OF MINES AND OIL PROPERTIES 269 
“Valuation of Iron Mines,” by J. R. Finlay, Trans. A.I.LM.E., Vol. 45, p. 282. 
“Observations on the Appraisal of the Iron Mines of Michigan,” Engineering and 
Mining Journal, March 6, 1915. 
“Michigan Iron Ore Reserves and Method of Appraisal for Taxation,” by R. C. 
Allen, Mining and Engineering World, Sept. 12, 1914. 
“Iron Mine Assessments in Minnesota,” by D. E. Woodbridge, Engineering and 
Mining Journal, Vol. 84, p. 967. 
“Valuation of Oil Lands and Properties,” by M. E. Lombardi, Trans. International 
Engineering Congress, Oct., 1915. 
“The Valuation of Oil Lands,” by Wm. Forstner, Mining and Scientific Press, 
Nov. 4, 1011. 
“Examination of Petroleum Properties,” by Chas. Janin, Mining and Scientific 
Press, Vol. 101, p. 269. 
“Valuation of Oil Wells,” Mining and Scientific Press, Vol. 104, p. 284. (Editorial.) 
“The Valuation of Mining Areas on the Rand,” by W. F. Wilkinson, T.I.M. and 
M. Vol. 18, p. 348 — 6 pages. 
“Valuation of Oil Wells in the Appalachian Fields,” Mining and Scientific Press, 
Feb. 17, 1912. 
“Petroleum Mining and Oil Field Development,” by A. Beeby Thompson, Lon- 
don, Lockwood, 1910. (“Production and Life of Oil Fields,” pp. 83-88.) 
“The Oil Fields of Russia and the Russian Petroleum Industry,” by A. Beeby 
Thompson, C. Lockwood & Son, 1904. (“Valuation of Oil Properties,” 
pp- 382-4.) 
“Present Conditions in the California Oil Fields,” by M. L. Requa, Trans. A.IM.E., 
Vol. 42, p. 837. 
“Estimating Productive Capacity of Oil Lands,” by R. P. McLaughlin, Western 
Engineering, July, 1914. 
“Estimation of Oil Reserves,” by C. W. Washburne, Bull. A.I.M.E., Feb., 1915. 
“Factors in Cost of Oil Production,” by Wm. R. Jewell, Mining and Scientific 
Press, July 8, 1911. 
“Depreciation as applied to Oil Properties,” by P. W. Henry, Bull. ALM.E., 
Jan., 1915. 
“Comparative Costs of Rotary and Standing Drilling,” by M. L. Requa, Bull. 
AIM.E,, Feb. 1915.