Amalthea Verlag, Wien. 1925. Unpag. (32 pages). 4to (29,5 x 23 cm). Sewn with wrappers. W. Gerstung’s logo embossed in relief on front cover. Spine worn and with a tear, covers a little bit soiled. 13 specimen pages from books whereof 6 are tipped-in, 1 is hand coloured. Printed in 400 (?) numbered copies, this is No. 302. Excerpt from J. Rodenberg’s book ”Deutsche Pressen” with a bibliography of Rudolfinische prints. Probably issued as a keepsake for the printing firm’s clients.
One of the most important of Koch’s many activities is to be seen in the Rudolfinischen-Drucke, a series of handsome books issued from a private press in Offenbach directed by himself and Rudolph Gersten.