Ferrum

Offset photolithograph printed in colored inks on paper

Offset lithograph printed on brown paper

Color offset

Offset photolithograph printed on card

Black ink on paper

Offset photolithograph, issue of "L'Espresso," in galvanized iron box

Offset lithographs on newsprint in bound book

Offset photolithograph printed in colored inks on paper

Color offset, stamped

Offset lithograph printed on wove paper