F. C. Blake and Emma A. Ruppersberg

Phys. Rev. (Series I) 32, 449 (1911) - Published 1 May, 1911

Paul Frederick Gaehr

Phys. Rev. (Series I) 32, 476 (1911) - Published 1 May, 1911

C. D. Child

Phys. Rev. (Series I) 32, 492 (1911) - Published 1 May, 1911

Fernando Sanford

Phys. Rev. (Series I) 32, 512 (1911) - Published 1 May, 1911

Fernando Sanford

Phys. Rev. (Series I) 32, 518 (1911) - Published 1 May, 1911

Herbert E. Ives and M. Luckiesh

Phys. Rev. (Series I) 32, 522 (1911) - Published 1 May, 1911

John Zeleny and L. W. McKeehan

Phys. Rev. (Series I) 32, 530 (1911) - Published 1 May, 1911