Frederick Bedell, N. F. Ballantyne, and R. B. Williamson

Phys. Rev. (Series I) 1, 81 (1893) - Published 1 September, 1893

Benjamin W. Snow

Phys. Rev. (Series I) 1, 95 (1893) - Published 1 September, 1893

Frederick Bedell and Albert C. Crehore

Phys. Rev. (Series I) 1, 117 (1893) - Published 1 September, 1893

A. Marston

Phys. Rev. (Series I) 1, 127 (1893) - Published 1 September, 1893

Phys. Rev. (Series I) 1, 139 (1893) - Published 1 September, 1893

Phys. Rev. (Series I) 1, 152 (1893) - Published 1 September, 1893