Set of 6 botanical plates Geigy

Botanical plates from geigy weed tables. These are boards with weeds for a manufacturer of phytosanitary products. Copyright of the 1970s. Very fine and detailed drawing. Very good general condition. Off-white background color (photos taken with a white background). Planks and assorted colours (red lamier, embracing leaf blade, field fireweed, fireweed, snapdragon, royal nettle) The right edge of the board of the field melampyre is very slightly yellowed but it is very discreet (see photos) Dimensions: 29.3 X 20.5 cm. Postal shipping in followed letter or mondial relay in a suitable rigid cardboard envelope. Do not hesitate to contact me for any questions.