Subject ASC00005u9
Hardwicke's science-gossip : an illustrated medium of interchange and gossip for students and lovers of nature.
v. 23 (1887), Page 13 (1887)
MBLWHOI Library
BHL Page 1955233
Keywords
light beam magic mirror Japan China converging beams of light diagram showing how mirror works convex mirror hand mirror picture on back of mirror invention mirrors that let the light pass through converging rays of light magic mirrors of japan