Publicistika
Uskrsli bogovi: Leonardo da Vinci
A novelized biography of Leonardo da Vinci through which the writer talks about the art of the Renaissance. With a foreword by Izidor Kršnjavo and 43 pictures. Second edition.
Uspomene sovjetskog diplomate
Memoirs of a long-time USSR ambassador to London (1932–1943): Majski gives first-hand testimony about pre-war diplomacy, the policy of appeasement, the Ribbentrop-Molotov Pact, and war negotiations with the West.
Usred leda
„Mitten im Eis“ (1965) ist ein Reisebericht des estnischen Schriftstellers Juhan Smul vom Schiff „Kooperacija“ der sowjetischen Antarktisexpedition im Jahr 1962, von Estland über den Atlantik und den Indischen Ozean zur Antarktisstation Mirni.
Uvjeti umnog gospodarenja: Pokušaj popularizacije agrikulturne kemije
Ilija Bošnjak's first book, "Conditions of Intelligent Management", an attempt to popularize agricultural chemistry for farmers and students. The book was edited and published by Milan Metelka.
U zemlji Amanullaha
A vivid account of the author's trip to Afghanistan in 1921-1922, a country in a turbulent period of modernization under the reformist king Amanullah Khan, the clash of tradition and the new age, and the exotic life of Afghan society.
U zemlji muza: Opis značajnih gradova, arheoloških lokaliteta i predjela Grčke
U zlopolju
"In Zlopolje" by Dragutin Grgurević tells the story of the operations of the Third Dalmatian National Liberation Strike Brigade during the NOB. The book is small in format, but of great importance for understanding the local aspects of the NOB.