London Crystal Palace c.1851 Optical Toy diorama 3-D effect hand color rare(London Crystal Palace Exhibitions fountains) Issued c. 1851 5, London. (perhaps for Dean's Toy Books). Charming mid 19th century diorama depicting the interior of the London Crystal palace. Six separate layers, all attached as issued with paper tabs. Lithographed with original hand color. Delightful optical toy, intended to give a three dimensional experience. Minor light toning and small scattered age spotting as typical for prints and maps of this