Claim: 1946 Walraven was discovered by H. van Gent in 1931 and it was named after Theodore Walraven who was a professor at the Leiden University.
Evidence: It was discovered on 8 August 1931, by Dutch astronomer Hendrik van Gent at Leiden Southern Station, annex to the Johannesburg Observatory in South Africa, and named after astronomer Theodore Walraven. 
Theodore Walraven
(astronomer)