The Lancaster County Postcard Club will sponsor the 29th annual Lancaster Postcard Expo on Saturday, Aug. 19, from 9 a.m. to 5 p.m. at the Farm and Home Center, 1383 Arcadia Road, Lancaster. Dealers will offer all types of postcards, books and ephemera for sale. Food will be available.

There is an admission fee. For more information, contact Gordon Smith at 717-873-0746 or gss1smith@msn.com.