York, PA -- The York County Heritage Trust is hosting its monthly "Lunch with the Librarians" at 1 p.m. April 5, at the Historical Society Museum, 250 E. Market St. This month's discussion topic is "How to Find an Ancestor: Tips on Using the Federal Census." "Lunch with the Librarians" is a casual, roundtable discussion hosted by Library and Archives staff members at the Trust. The format is conversational and there is plenty of opportunity for questions and answers. The program is free, but due to its increasing popularity, registration is limited and the deadline to sign up is April 3. To sign up, email Victoria Allen at firstname.lastname@example.org, or call 717-848-1587, ext. 225. An optional boxed lunch is available for $10 and must be ordered by the same registration deadline. Contact Victoria Allen, assistant librarian, at email@example.com, with any menu questions. Participants are also welcome to bring their own lunch.