Theo. Leonhardt & Son, importers of cards, 324 & 326 Chestnut St., Philadelphia. [graphic]. Theo. Leonhardt & Son. Theo. Leonhardt & Son. Lithographers -- Pennsylvania -- Philadelphia. Printing industry -- Pennsylvania -- Philadelphia. Cats. Older people. Lithographs -- 1870-1880. Not in Wainwright. Trade card depicting similarly-featured portraits of a tabby cat and mustached, bushy white- haired man as side by side pages of an open book. Cat wears a blue collar offset by a blue bookmark ribbon extending from the book edge. Advertising text on verso reads "We will furnish you One Thousand French Art Chromo Cards in complete sets, assorted from 10-20 designs which you may select from our price list, for Ten Dollars net. 500 cards assorted as above for $6.00 net. (The retail price of the cards is 12-15 cents per set.)" The Leonhardt lithographic studio was renamed following the partnership between Leonhardt and his son Arno circa 1874 and the firm remained in operation until the early 20th century. Philadelphia on Stone POSA 100 Smithsonian Institution: NMAH Archives Center – Warshaw Collection - Lithography - Vertical Box 2 - Leonhardt - Cat [Philadelphia: Theo. Leonhardt & Son] [ca. 1880] Trade cards -- 1870-1880. 1 print: lithograph. digitool:68245 Smithsonian Institution Archives Center Warshaw Collection SI NMAH Archives Center – Warshaw Collection - Lithography - Vertical Box 2 - Leonhardt - Cat