A collection of 20 pieces from various figures in the children's book industry, mostly illustrators, with whom the Bierhorsts had professional and personal relationships. A. Alan Cober- a postcard book of Cober's artwork with a note thanking the Bierhorsts for a gift, 1984. B. Arthur Getz- a card thanking Jane for her work on Getz's book, "Humphrey the Dancing Pig." 1979. C. David Godine - a postcard thanking Jane. 1984. D. M B Goffstein (Brooke) - a photo of her cat with a note to the Bierhorsts on the backside. 1974. E. Steven Kellogg - An unpublished original illustration titled "Alligator's Garden." E2. Steven Kellogg - eleven pieces of correspondence, mostly holiday greetings but a few work-relatied references including The Christmas Witch, Snuffles and Snouts, Last Days of the Giddywits, Iva Dunnit, Oh Talley! and Ralph's Secret Weapon.1972-2000 F. Anita Lobel - An invitation, reply card and order form from Justin G. Schiller for "Re-visions 'On Market Street." 1981. G. Tracey Pearson - a five-page letter with details about the goings-on in her life with illustrations. Undated. H. William Steig - an ALS thanking Jane for a note and expressing his happiness that Jane is working on another of his books. 1984. I. Margot Zemach - An invitation for an exhibit of "Children's Book Illustration" at the University Press Gallery in Berkeley, CA. Includes a brief note from Zemach. 1985.