Robinson, M. E. G., & McCreesh, C. D. (1982). Ada Clendenin Williamson, 1880-1958: Glimpses of the artist through her diaries, letters, and scrapbooks. West Chester, Pa.: Chester County Historical Society.

Robinson, Mary E. G., and Carolyn D. McCreesh. Ada Clendenin Williamson, 1880-1958: Glimpses of the Artist Through Her Diaries, Letters, and Scrapbooks. West Chester, Pa.: Chester County Historical Society, 1982.

Robinson, Mary E. G., and Carolyn D. McCreesh. Ada Clendenin Williamson, 1880-1958: Glimpses of the Artist Through Her Diaries, Letters, and Scrapbooks. West Chester, Pa.: Chester County Historical Society, 1982.