Inscribed on the mount: Title, Orig. 3-color Bromoil Transfer, F. Rontag
Backside: There is one draft dated 1971 that contains the following information on the backside: Executed in the year 1935 at home in Wien X, Kennergasse 19 / III / III / 22, Bromoil Transfer after a 3-color take of 6,5 x 9 cm [2,55 x 3,5 in], using a choice of self-ground dusty dry paint, lightfast and not embellished with aniline.
