. . . "Correspondence with Humphrey, George"@en . . . . "9 letters"@en . . "WL3000/9/1/630" . . "Correspondence regarding past political affiliations of German psychologist Friedrich Sander."@en . "This material has been digitised. Readers should book a reading room terminal to access it."@en . "Prof. Dr. George Humphrey (1889-1966) was a British psychologist and university scholar."@en . . .