Art Reference Database. Submit translation fixes (or more languages!) here. Web here are a few ways you can help:
Drawing, 3d modeling and texture photo reference as well as figure drawing, environment textures and 3d scans. See here for more details. Web wide range of photo reference for artists.
See Here For More Details.
Submit translation fixes (or more languages!) here. Web access digital content of frick art reference library collections that includes images of works of art, books, auction catalogs, and archival documents. Drawing, 3d modeling and texture photo reference as well as figure drawing, environment textures and 3d scans.