. Popular science monthly. Ohjy Materials1 Highest GradScientificallyBlended are Used On the Character 0/andy Dependsits Fitnessfor Gift Making Sold by our Sales Agents Everyvv hertin Three Sizes $LOO-50*-25*. Refracting and Reflecting Astronomical Telescopes Standard and Portable \ 1 Visual and Photographic OBJECTIVES Computed by our associate DR. F. R. riOULTON (Chicago University) Illustration shows B-in. with pneumatic clock. OBSERVATOR IBS Specula, Planes, Eyepieces, etcPhotographs and Circulars on request LOHriANN BROS. B^EBNVILLE, OHIO si s: U. & A. Vol. LXXXIII, No. 6 DECEMBER, 1913 TH
. Popular science monthly. Ohjy Materials1 Highest GradScientificallyBlended are Used On the Character 0/andy Dependsits Fitnessfor Gift Making Sold by our Sales Agents Everyvv hertin Three Sizes $LOO-50*-25*. Refracting and Reflecting Astronomical Telescopes Standard and Portable \ 1 Visual and Photographic OBJECTIVES Computed by our associate DR. F. R. riOULTON (Chicago University) Illustration shows B-in. with pneumatic clock. OBSERVATOR IBS Specula, Planes, Eyepieces, etcPhotographs and Circulars on request LOHriANN BROS. B^EBNVILLE, OHIO si s: U. & A. Vol. LXXXIII, No. 6 DECEMBER, 1913 THE POPULAR SCIENCEMONTHLY EDITED BY J. McKEEN CATTELLCONTENTS « Alfred Kussel Wallace. Dr. Henry Fairfield Osborn . . 521 The Struggle for Equality in the United States. Professor Charles F. Emerick 538 Alcohol from a Scientific Point of View. Dr. J. Frank Daniel . 550The Most Remarkable Monument in Western China. Roger Spragtje 557The Place of Study in the College Curriculum. Dr. Ps H. Churchman 567The Protection of Domesticated Animals. Professor Verantts A. Moore 581The Forests and Forestry of Germany. Professor William R. Lazenbt 590The History of Ohms Law. Professor John C. Shedd and Mayo
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