Contributing Authors Include Robert Taft, James C. Malin And Edgar Langsdorf.

Contributing Authors Include Robert Taft, Emory Lindquist, Louise Barry, And Edgar Langsdorf.

Contributing Authors Include Robert Taft, C. W. McCampbell, Louise Barry And Helen M. McFarland.

Contributing Authors Include Angelo Scott, Alan W. Farley, Robert Taft And James C. Malin.

Contributing Authors Include Robert Taft And Kirke Mechem.

Contributing Authors Include Robert Taft And James C. Malin.

Contributing Authors Include Harold Henderson, Theo. H. Scheffer, Orin Oliphant, And Lilliana Owens.

Contributing Authors Include Louise Barry, Margaret Evans Caldwell, J. Neale Carman, James C. Malin, Edgar Langsdorf And R. W. Richmond.

Contributing Authors Include John Rossel, Frank A. Root, George A. Root, Edith Walker, Kirke Mechem, Helen M. McFarland, And Many Others.

Contributing Authors Include Lela Barnes, Roscoe Wilmeth, Nyle H. Miller, Joseph W. Snell And Alberta Pantle.

Contributing Authors Include Wallace S. Baldinger, Louise Barry, James C. Malin, Kirke Mechem, And Many Others.

Contributing Authors Include Alberta Pantle, F. D. Farrell And Frank F. Eckdall.

Contributing Authors Include W. Turrentine Jackson, And Kirke Mechem.

Contributing Authors Include Robert Taft, Albert R. Kitzhaber, Louise Barry And Alberta Pantle.

Contributing Authors Include Alan W. Farley, Jean C. Lough, John E. Sunder, Emory Lindquist And James C. Malin.

Contributing Authors Include Robert Taft, Edgar Langsdorf, And Russell Hickman.

Contributing Authors Include Alan W. Farley, David Lindsey, Theo. H. Scheffer, James C. Malin And Eugene T. Wells.

Contributing Authors Include Myra E. Hull, Kirke Mechem, Cora Dolbee And Many Others.

Contributing Authors Include Homer Edward Socolofsky, Donald W. Stewart, Edgar Langsdorf, And Alberta Pantle.

Contributing Authors Include Lela Barnes, Edward Bumgardner, Thomas C. Wells, And George A. Root.

Contributing Authors Include Berlin B. Chapman, Edward R. DeZurko, And Waldo W. Braden.

Contributing Authors Include Gladys Dodd, James C. Malin, Lela Barnes, And Louise Barry.

Contributing Authors Include Robert Taft, George A. Root, Russell Hickman, And Kirke Mechem.