Kurš datēja Katherine Oppenheimer?

Katherine Vissering "Kitty" Oppenheimer (née Puening; August 8, 1910 – October 27, 1972) was a German-American biologist, botanist, and a member of the Communist Party of America until leaving in the 1930s. Her husbands were Frank Ramseyer, Joe Dallet, Richard Stewart Harrison, and physicist J. Robert Oppenheimer, the director of the Manhattan Project's Los Alamos Laboratory during World War II.

Joseph Anthony Dallet Jr. (February 18, 1907 – October 13, 1937) was an American industrial worker, labor and communist organizer. From a wealthy family, Dallet was involved in the American labor movement early on, taking industrial jobs such as docker or steel mill worker. He joined the Communist Party USA, and ran for local U.S. House Of Representatives seats. In 1937, he volunteered for the Republican army in the Spanish Civil War. Dallet was killed in his first battle, on the Aragon front near Fuentes de Ebro.