Arthur Umboh. 1980. Portfolio of 16 gelatin silver prints. Each 40 × 30,5 cm. Each signed, titled, and dated by the photographer in pencil below the image in the margin; “Herbert Tobias succession binoche” stamp on the verso. Presented in a golden folder. Dedication in felt-tip on the inside flap: “Für Pali with love, Weihnachten 1980 von Tobias.”

Bernhard Albers, ed. Herbert Tobias: Fotografien aus der Sammlung Pali Meller Marcovicz. Aachen: Rimbaud, 1996, several ill. (unpaginated).