West Wall. — Planographic processes: Lithography, auto- 
graphy, etc. 
North Wall. — Substitute process. Combinations of the 
above methods. 
North Wall. — Photo mechanical processes. All of the ap- 
plications of photography to printing. 
Case 8. — Tpols and appliances used by the artist and artisan 
in the production of the first four classes of processes mentioned 
above. North side, specimens illustrative of wood engraving; ex- 
hibit of the steel engraving processes; set of etching plates and 
tools, and illustrations of collotype and half-tone processes; south 
side, set of wood blocks and of tools used by the Japanese in 
making color prints, and exhibits illustrative of lithographic proc- 
esses and zinc etching. 
Case 9.— North side, illustrations of lithographic color print- 
ing; south side, chalk printing (weather bureau) and lithography. 
Case lO. — Swinging frames containing a set of progressive 
proofs illustrating the printing of a chromo-lithograph. 
ALCOVE 120. 
BOOKBINDING. 
Case 11. — A collection illustrating the bookbinders’ art, by 
P. Ringer & Co., Chicago. 
ALCOVE 117. 
Case 47. — Piano made about 1820 by John Tallman, and 
arranged in six octaves. 
Case 48. — An Italian musical instrument known as a cald- 
erarpa, which is a combination of the piano key-board with the 
string arrangement of a harp. 
Case 49. — First full-cast iron plate frame piano. Invented 
in 1832 by Meyer, of Philadelphia. 
Nos. 50 to 53. — Modern piano movements. 
