O′le‐og″ra‐phy (?), n. 1. Art or process of producing the pictures known as oleographs.
2. A process of identifying oils by their oleographs.
Webster's Dictionary 1913
O′le‐og″ra‐phy (?), n. 1. Art or process of producing the pictures known as oleographs.
2. A process of identifying oils by their oleographs.