OGDENSBURG – Genealogist Dale Sheldon returns to the Ogdensburg History Museum on March 23 at noon for a free presentation on tracing World War II army serial numbers. Sheldon, a seasoned expert, will guide attendees in using the National Archives database to search and read Army Morning Reports. The event, open to the public, takes place at 206 Ford St. Registration is requested at ogdensburghistorymuseum.com. For more information, contact (315) 528-0733.