Lot of about thirty LAS addressed to Princess... Lot 5

Lot of about thirty LAS addressed to Princess Stephanie Dolgorouky (1878-1954), in English, sent from the United States, from the United Kingdom between 1914 and 1931, from Eleonore J. Sproul (1890-1982), Lady Celia Congreve (1867-1952), English poet, Adelaide Liénau, Amélie Scott-Nelsen, mainly letters of thanks, invitations to conferences given by Stephanie Dolgorouky. And 4 typed letters including one from the American Consular Service about Piotr Ivanovich Troussoff's visa application, a letter from Henry Ford's general secretary (1863-1947) about gold mines in Siberia owned by Stephanie Dolgorouky, and a letter saying that she was looking for the address of the actress Pola Negri (1897-1987)