The road show is sponsored by the Friends of the Library and attendees are invited to bring no more than four pieces from their personal North Dakota pottery collection to learn more about them. The presentation by the N.D. Pottery Collectors Society has two parts....an historical and visual presentation about pottery made in North Dakota and pottery identification and appraisal. Disclaimer: Neither the Bismarck Public Library, the Friends of the Library, or the NDPCS facilitator can accept responsibility for lost or damaged pieces.