• (n.) The act or practice of multiplying copies of one`s own handwriting, or of manuscripts, by printing from stone, -- a species of lithography.
Pol`y·au·tog'ra·phy noun [ Poly- + autography .] The act or practice of multiplying copies of one's own handwriting, or of manuscripts, by printing from stone, -- a species of lithography. 
polyautography, polyautograph, polyautographic An early name for lithography as applied to the production of numerous copies of autographs or original drawings.