P. W. Bridgman
Phys. Rev. 6, 1 (1915) - Published 1 July, 1915
C. W. Heaps
Phys. Rev. 6, 34 (1915) - Published 1 July, 1915
Harry Clark
Phys. Rev. 6, 43 (1915) - Published 1 July, 1915
Phys. Rev. 6, 46 (1915) - Published 1 July, 1915