Katherine Leighnor (American, b. 1958), Sunspot Series artwork, letter and submission portfolio, dating from 1997. Letter is dated December 1997, addressed to Gina Pop, Smithsonian Institute. Dimensions are: the artwork measures 11 inches tall X 12 3/8 inches wide. All measurements are approximate. Condition: Age wear and light soiling, as well as some wear to corners, to artwork. Letter appears to have been written over with notes related to Katherine Leighnor exhibitions. Provenance: From the private collection of Gina Popp (American, 1964 – 2011), who worked with the Smithsonian Institution’s Resident Associate Program and received several gifts from artists she was associated with.