BAYROS (Franz von, CHOISY LE CONIN). Bilder aus dem Boudoir der Madame C.C. Dreissig heliogravüren. S.L.,1912, fol. in half-rel. boards with parchment corners (spine worn and loose). With 30 heliogravures mostly signed by Choisy le Conin, his pseudonym, except for 6 and some with captions. Printed at 300 numbered copies (n°44). With a beautiful erotic bookplate. A few scattered freckles. Expert : Danyela Petitot.