%lithographical%

{ } a. [ Cf. F. lithographique. ] Of or pertaining to lithography; made by lithography; as, the lithographic art; a lithographic picture. [ 1913 Webster ]

Lithographic limestone (Min.), a compact, fine-grained limestone, obtained largely from the Lias and Oölite, esp. of Bavaria, and extensively used in lithography.

-- Lith`o*graph"ic*al*ly, adv. [1913 Webster]