. - Jaargang 1948 Sportkroniek [officiële mededelingen van de Koninklijke Nederlandsche voetbalbond] - 1948-1948
Tokugawa art museum - Tokugawa Art Museum Samurai Swords and Accessaries Collection Book recommend item!! - 1992
Compiled by Tamatsubakisō Zouban 玉椿荘蔵版, published by Daibunkan Shoten - A Guide to Japanese Swords, Old and New, with Armour and Bows, “Kokon Tōken no Shirube: Fu Bugu - 1934-1939
Mercedes Highlights Die Besten Motorsportfotos - Julius Weitmann, Hans Peter Seufert, Wolfgang Wilhelm - 2008