F S Northrop

Two Contradictions in Current Physical Theory and Their Resolution.

F S Northrop, 1930, Proceedings of the National Academy of Sciences of the United States of America.

Evidence for the Existence of an Electro-Dynamic Field in Living Organisms.

F S Northrop, H S Burr, F. Northrop, 1939, Proceedings of the National Academy of Sciences of the United States of America.