Abraham Haskel Taub was a distinguished American mathematician and physicist who made important contributions to the early development of general relativity, as well as differential geometry and differential equations.
Abraham H. Taub
Howard Percy "Bob" Robertson was an American mathematician and physicist known for contributions related to physical cosmology and the uncertainty principle. He was Professor of Mathematical Physics at the California Institute of Technology and Princeton University.
The Theory of Groups and Quantum Mechanics by Hermann Weyl (translated from the second, revised German edition by Robertson)