Case School of Applied Science - Differential Yearbook (Cleveland, OH)

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WILLIAM JACOB WEAVER, Mineral Point, O., Civil. Thesis: A Study ofthe Grade Crossing Problem on the C. 81 P. R. R., at Cleveland, O. EUGENE WILSON GEBHARDT, Cleveland, Mining. Base ball team 111 121 131, Captain Freshman team 111, Foot ball team 141, Class Vice President 121 141, Manager and Captain Senior base ball team 141. Thesis: Chemical and Petrographical Study of Rocks at Silverton, Cal. THOMAS A. BARCO. Cleveland, Minin g. Foot ball team 121 131 141, Freshman foot ball team 111, Class President 121 181, Track team 1l1 121 131, Gymnasium Instructor 141. Thesis: Best Temperature for Cupelling to give Least Loss in Gold and Silver. RYLAND LEONARD LOCKWOOD, A K, Cleveland, O., Mechanical. Integral Board 131 141. Editcr-in-Chief of Integral 141, junior Promenade Committee 131. Thesis: The Elastic Curves of the Materials Most Used in Machine Construction. CARL ALEXIUS CARLSON, JR., Barberton, O., Civil. Art Editor of Annual 131, Class Treasurer 141. Thesis: Design for a Depot at the Euclid Ave. Station. C. 8: P. R. R., Cleveland, O. HARRY BONNELL GOODWIN, QA O, Cleveland, Chemistry. Vice President Athletic Associatian 141, Field Day Committee 131, Manager Field Day 14.1. Thesis: Effect of Annealing Temperatures upon the Physical and Microscopic Properties of Steel. RUSSELL HUFF, Cleveland, Electrical. Annual Board 131, Secretary Y. M. C. A. 131, Treasurer Y. M. C. A. 121. Thesis: The Counter Electro-Motive Force of Fused Salts at Potential Differences, Ranging Between the Maximum Polarization Voltage and Zero. EDWIN NEIL HANLON, Cleveland, O., Mechanical. Track Team 131 141. Thesis: Endurance Test of Ball Bearings.

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THE SENIOR CLASS . . EDWIN W ILSON OLDHAM, Canton, Chemistry. Thesis : Portland Cement. SAMUEL NEYVMAN, Cleveland, Civil. Base ball team C11 435. Thesis: Sewer System East End Section of Cleveland. EDMUND TILDEN NUMSEN, Cleveland, Chemistry. Thesis: Composition of the Hydrocarbons at High Boiling Points in Canadian Petroleum. CARL HENRY SONNTAG, Cleveland, Chemistry. Committee Camera Club Exhibit C2l. Thesis: Nitrogen Compound in California Pe- troleum. GEORGE HIRANI HUMBERT Cleveland, Mining. Y Thesis: The Metallurgical Treatment of Ores from McGinty Mine of Elizabethtown, N. M. HENRY AMSTER , Cleveland, Civil. Thesis: Sewer System for East End Section of Cleveland. DANIEL MOYER BUCK, A K, GJ N E, Greenville, Pa., Chemistry. Manager foot ball team C3y, Assistant Editor Annual q3J, Member Integral Board C13 123 C3J. Thesis: Composition of the Heavy Hydrocar- bons in the Heavy Petroleums. WILLIAM WEBER COBLENTZ, Poland, Physics. Thesis: Coefficient of Expansion by Means of the In terferometer.

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HARRS' MEREDITIT BACKUS, fb A GJ, ' Jamestown, N. Y., Mining. Class Secretary 131. Secretary Y. M. C. A. l21. Marshal Athletic Association 121, Secretary An- nual Board 131. Thesis: Recover of Gold from Arsenic Bearing Ores. PHILIP LAFFER THOMSON, Cleveland, O., Mining. Glee Club fin. Thesis: The Relative Solubility of Gold in Chlorine, Bromine and Iodine. HOMER Dow HEMAN, Z III, Lima, O., Civil. Foot ball team 111, Annual Board 131. Thesis: A Bridge Plant. WILLIAM GEORGE HALDANE, Cleveland, Mining. Base ball team 111 121 131 141, Freshman base ball team 111, Class Secretary 131 141. Thesis: Chemical and Petrographical Study of Rocks at Silverton, Cal. LEE L. CHANDLER, A K, Charleroi, Pa., Mechanical. Secretary of Seuate'4131 141. Thesis: Breaking Strength of Cast Iron Gear Teeth. ERRETT LUTHER CALLAHAN, Noble, O., Electrical. Mandolin Club 131 141, President Y. M, C. A. 141. Thesis: Determination of the Temperature Coefficient of Resistivity and Magnetic Permea- bility of Nickel and lron Wire. GEORGE WILLIAM ROUVEL, Detroit, Mich., Mechanical. Glee Club 121, Mandolin Club 141. Thesis: Breaking Strength of Cast Iron Gear Teeth. CHARLES VEN ZOUL, Cleveland, Chemistry. Thesis: The Composition of Asphaltic Oils and the Higher Distillates of California Petroleuins.