"2 items"@en . . "Correspondence with Wittekind, Dorothea"@en . . . . . "WL3000/9/1/1561" . "This material has been digitised. Readers should book a reading room terminal to access it."@en . . . . . "Including personal information about a stay in Canada, the letter by Wittekind concerns a request regarding the state of the Dutch neutrality at the time of the German invasion in 1940."@en .