Sale 2501 - Early Printed, Medical, Scientific & Travel Books, March 7, 2019

189 c   (LADMIRAL, JAN.) Ruysch, Fred- erick. Icon membranae vasculosae ad infima acetabuli ossium innominatorum positae. Latin, French, and Dutch text. Color mezzotint by Ladmiral mounted inside rear cover depicting the head of the femur and tis- sue lining the acetabulum in the hip joint of a small boy. [2] leaves. 4to, 281x235 mm (with mezzotint measuring 129x169 mm), loose in separated and lightly dampstained heavy brown paper wrappers, corner of rear cover chipped; text leaves lightly toned. Amsterdam: Jacobus Graal & Henricus de Leth & Leiden:Theodorus Haak, 1738 [2,000/3,000] first edition . Choulant-Frank, page 269. 189 190 190 c   (LADMIRAL, JAN.) [Ruysch, Frederick.] Effigies penis humani. Latin, French, and Dutch text. Color mezzotint by Ladmiral mounted inside rear cover depicting dissected penis and testicles. [4] leaves, including initial blank. 4to, 279x234 (with mezzotint measuring 205x252 mm), loose in separated heavy brown paper wrappers, chipped along edges; text leaves lightly foxed, narrow horizontal abrasion across blank portion of title reinforced on verso, clean tear in upper right corner of plate. Amsterdam: Jacobus Graal & Henricus de Leth & Leiden: Theodorus Haak, 1741 [3,000/4,000] first edition The largest plate in the series, this is the second earliest color illustration of male genitalia after a print made circa 1721 by Le Blon. Choulant-Frank, pages 269 and 265.