Author
Allison, L. E.
1
Bear, Firman E.
1
Bernstein, L.
1
Bower, C. A.
1
Brink, R. A.
1
Brown, J. W.
1
Fireman, M.
1
Hatcher, J. T.
1
Hayward, H. E.
1
Kitchen, Herminie Broedel
1
Pearson, G. A.
1
Reeve, R. C.
1
Richards, L. A. aut
1
Russell, Edward J.
1
Thompson, Louis M.
1
United States Government Printing Office
1
Wilcox, L. V.
1