BEALL, KAREN F. Kaufrufe und Strassenhaendler/Cries and Itinerant trades. Eine Bibliographie. 560 pp. text with 343 monochrome illus. on 152 plates. Folio, cloth. Hamburg, Hauswedell, [1975].
Arntzen N1: "A bibliography of street cries and itinerant trades depicted in prints."