Clarence A. Skinner
Phys. Rev. (Series I) 21, 1 (1905) - Published 1 July, 1905
C. S. Hudson
Phys. Rev. (Series I) 21, 16 (1905) - Published 1 July, 1905
R. W. Wood and H. W. Springsteen
Phys. Rev. (Series I) 21, 41 (1905) - Published 1 July, 1905
Phys. Rev. (Series I) 21, 52 (1905) - Published 1 July, 1905
