Chile Salpeter, 15.5% nitrogen,No3, the only natural nitrogenous fertilizer, for all crops and soils” (Hebrew). Design by Meir Gur-Aryeh (signed M.G.) [Beit Avoda – workshop] Gur-Aryeh, “Bezalel”. “Grafika” Printing Press, Jerusalem, [late 1920’s].

Advertisement poster for a salt used as a fertilizer. On the left – a branch with oranges and on the bottom – a farmer sowing seeds in a field.