KNOOP, JOHANN HERMANN. Pomologia, dat is beschryvingen en afbeeldingen van de beste zoorten van appels en peeren. 20 folding places. Stafleu & Cowan TL2 3766 -- KNOOP. Fructologia, of beschryving der frugtbomen en vrugten. 19 folding plates. Stafleu & Cowan TL2 3767 -- KNOOP. Dendrologia, of beschryving der plantagie-gewassen. Stafleu & Cowan TL2 3768. All Leeuwarden: A Ferwerda and G. Tresling, n.d. [c. 1763]. 3 vols. in one, folio, 325 x 205 mm., contemporary half calf gilt and speckled marbled paper boards, uncut, first title dust soiled, upper outer portions slightly dampstatined at front and back of the volume, leaves R1 in Fructologia and H2 and K1 in Dendrologia torn, some minor nicks and stains elsewhere. Second Editions, almost certainly issued together. 39 handcolored engraved plates of fruit, all after Knoop.