Above the frame: PLAN DE PARIS EN MDCCCLIII. Below the frame: Gravé par F. DELAMARE […] PARIS. TYP. DE FIRMIN DIDOT FRÈRES, 56, RUE JACOB. […] PANICONOGRAPHIE DE GILLOT. Q. ST. MICHEL 23. Dimensions: Sheet: 37 x 52.5 cm: Image: 33 x 50 cm. Technique: Photozincography Contributors: Ferdinand Théodore Delamare (French, fl. 1850 – 1889) – engraver. Firmin Didot Frères ; Firmin Didot (French, 1764 – 1836) – publisher. Firmin Gillot (French, 1819 – 1872) – printer.