H. Fletcher and R. L. Wegel

Phys. Rev. 19, 553 (1922) - Published 1 June, 1922

John Zeleny

Phys. Rev. 19, 566 (1922) - Published 1 June, 1922

E. H. Kennard and D. E. Richmond

Phys. Rev. 19, 572 (1922) - Published 1 June, 1922

Paul S. Epstein

Phys. Rev. 19, 578 (1922) - Published 1 June, 1922

Oswald Rognley

Phys. Rev. 19, 609 (1922) - Published 1 June, 1922

G. R. Wait

Phys. Rev. 19, 615 (1922) - Published 1 June, 1922

Frank E. E. Germann

Phys. Rev. 19, 623 (1922) - Published 1 June, 1922

John G. Frayne

Phys. Rev. 19, 629 (1922) - Published 1 June, 1922