with "AP", "proof", etc. Prints that are given to someone or are for some reason unsuitable for sale are marked "H. C." or "H/C", meaning "hors de commerce", not for sale. See also Edition (printmaking) Historical editions (music) Print run Special edition References Unannotated references http://www.artinfo.com/node/836493 Bury, Stephen, (2001). Artists' Multiples, 1935-2000. Aldershot: Ashgate. . OCLC 47674977. Elgstrand, Gregory. Dyment, David, (2012). One for me and one to share : artists' multiples and editions. Toronto: YYZBooks. . OCLC 742181348. External links Two articles by René Block and Barbara Heinrich providing a historical overview of Artist's Multiples and Editions An example of a university arts course on the topic of Artist's multiples (includes syllabus) Examples of art galleries which specialize in Artist's multiples Themultiplestore.org Cerealart.com Art Metropole