Subscribe | UPI Odd Newsletter Subscribe BERLIN, April 18 (UPI) -- A book of Bavarian poetry Adolf Hitler gave his girlfriend Eva Braun in 1940 with a sentimental inscription is up for auction with an asking price of $175,000. The copy of "Josef Filsers Briefwexel," by Ludwig Thoma, is inscribed in German with the words: "My darling Eva. A gift of love from the heart. Adolf Hitler. Berlin Jan. 19, 1940," The Telegraph reported. Advertisement Dr. Ines Jung, a lecturer in political science at Munich University, said the German adjective Hitler used for darling indicates a sincere, tender affection. It is the only known written indication of affection Hitler showed for Braun. The pair later married, and committed suicide together five years later in a Berlin bunker. By then, Braun had given the book to a friend, who recently died, and whose family offered it for sale.