Page:Popular Science Monthly Volume 84.djvu/628

Wallace, and Darwin, on Sexual Selection and Warning Coloration, F. H. Pike	403
Water. E. P. Wightman	218
Webster, Arthur Gordon, The Physical Laboratory and its Contributions to Civilization	105
Weeks, Arland D., The Question of Agricultural Population	251
Weights and Measures in the United States, Recent Developments in, Louis A. Fischer	345
White and Colored Children measured by the Binet Scale of Intelligence, A Comparison of, Josiah Morse	75
Wightman, E. P., Water	218
Wilson, D. Wright, Claude Bernard	567
Woods, Frederick Adams, The Racial Origin of Successful Americans	397
World versus Matter. Wm. K. Ritter	271
Young, W. J., Some Abnormalities in Apple Variations	158
Zoological Society of Philadelphia, The Laboratory of Comparative Pathology of the, R. W. Shufeldt	507