Lot of three rare erotic engravings on the homosexual theme. France, circa 1830. - ANONYMOUS, The Sons of Sodom and Gomorrah. Watercolor engraving representing five vignettes. Titled at the bottom. A few stains. 23.5 x 29.5 cm - ANONYMOUS, Les jardins des plaisirs. Two watercolor engravings mounted on leaves. One without margin (14.3 x 21 cm), the other with minor soiling (17 x 23 cm).