ROGER, Abraham. La porte ouverte, pour parvenir à la connoissance du paganisme caché. Amsterdam: Jean Schipper, 1670. Small 4° (232 x 181mm). Additional engraved title, one folding plate and 5 illustrations, including 3 full-page (some leaves a little browned, lightly spotted). Contemporary vellum, manuscript title on spine (a little soiled, 2 holes in lower cover). Graesse VI, p.147.