The goldmakers; 10,000 years of alchemy.

Doberer, Kurt Karl, 1904-1993.
London : Nicholson & Watson, [1948]

Isvolsky and the world war, based on the documents recently published by the German Foreign office.

Stieve, Friedrich, 1884-1966.
New York : Knopf, 1926.

Kaiser and Chancellor; the opening years of the reign of Kaiser Wilhelm II

Nowak, Karl Friedrich, 1882-1932.
New York : The Macmillan company, 1930.

Krupp, a great business man seen through his letters

Krupp, Alfred, 1812-1887.
New York : Dial press, 1930.

Lafayette

Latzko, Andreas, 1876-1943.
New York : The Literary guild, 1936.

Leonardo da Vinci; the tragic pursuit of perfection

Vallentin, Antonina, 1893-1957.
New York : The Viking press, 1938.

Leonardo da Vinci; the tragic pursuit of perfection

Vallentin, Antonina, 1893-1957.
New York : The Viking press, 1938.

Lord Grey and the World War

Lutz, Hermann, 1881-1965.
New York : A.A. Knopf, 1928.

The Quakers

Zarek, Otto, 1898-1958.
London : A. Dakers Limited, [1943]

The revolution of nihilism; warning to the West

Rauschning, Hermann, 1887-1982.
New York : Alliance book corporation, Longmans, Green & co., [1939]

Schacht: Hitler's magician, the life and loans of Dr. Hjalmar Schacht

Muhlen, Norbert.
New York : Alliance Book Corporation, [1939]

The sociology of literary taste

Schücking, Levin Ludwig, 1878-1964.
London : Routledge, 1998.
Reprinted of the edition 1966.