- Exhibition file : 400 Years of Panoply: The British Army from Henry VIII to George V : miscellaneous uncatalogued material, 19681
- Exhibition file : A History of American Art Porcelain : miscellaneous uncatalogued material, 19681
- Exhibition file : A Wyeth Portrait : miscellaneous uncatalogued material, 1967/19681
- Exhibition file : Acquisitions and Gifts 1968 : miscellaneous uncatalogued material, 19681
- Exhibition file : Architecture in Virginia : miscellaneous uncatalogued material, 19681
- Exhibition file : Byzantine Treasures : miscellaneous uncatalogued material, 1967/19681
- Exhibition file : Collectors' Choice : miscellaneous uncatalogued material, 19681
- Exhibition file : Collectors' Opportunities : miscellaneous uncatalogued material, 1968/19691
- Exhibition file : Festival Designs by Inigo Jones : miscellaneous uncatalogued material, 19681
- Exhibition file : French Paintings from the Mellon Collection : miscellaneous uncatalogued material, 1967/19681
- Exhibition file : General 1968 : miscellaneous uncatalogued material, 19681
- Exhibition file : Homage to Rodin : miscellaneous uncatalogued material, 19681
- Exhibition file : Light as a Creative Medium : miscellaneous uncatalogued material, 19681
- Exhibition file : Once Invisible : miscellaneous uncatalogued material, 19681
- Exhibition file : Painters for the Theatre : miscellaneous uncatalogued material, 19681