MERIAN, MATTHAEUS. Topographia Archiepiscopatum Moguntinesis, Treuirensis, et Coloniensis... Frankfurt: M. Merian, 1646 [or later]. Engraved title, 3 double-page maps & 40 plans and views (some double-page). Small folio, contemporary calf, spine ends and corners worn; some plates trimmed close (affecting a few plates slightly), rear hinge cracked, scattered light soiling and browning, map margins slightly frayed at edges (not affecting plates).