If you're looking to Download WorthPoint M.A.P.S on your Chromebook laptop Then read the following guideline.

The WorthPoint M.A.P.S. app is a visual library with over 178,000 unique identifying makers’ marks, autographs, patterns, and symbols (M.A.P.S.) to determine an item’s origin, history, and authenticity. • Search by type of mark, maker, or category • See images of similar identifying marks, autographs, patterns, and symbols • Search and save key marks for future reference