This series contains volumes which record information about private collectors of interest to Thos. Agnew & Sons, and can be split into three sub-sections:
NGA27/29/1-4: Volumes containing Charles Morland Agnew's notes re private collections, the provenance of artworks and valuations
NGA27/29/5-10: Volumes containing Gerald Agnew's notes, loose lists of artworks and press cuttings re private collectors and the provenance of artworks
NGA27/29/11-14: Volumes containing alphabetical lists of artworks in the possession of 20th century private collectors