1) Chromo 2) Engraving 3) Oleo 
• (n.) A picture printed in tints and colors by repeated impressions from a series of stones prepared by the lithographic process.
A lithograph printed in colour.
Chro`mo·lith'o·graph noun [ Greek ... color + English lithograph .] A picture printed in tints and colors by repeated impressions from a series of stones prepared by the lithographic process. 
chromolithography, chromolithograph A picture printed in colors from stone.
a picture produced by chromolithography. Also called