April 3: BETHEL, Wendy Iseman, Bethel resident and director of development and public relations at Maine Handicapped Skiing, will speak about her archaeological vacations in the town of Faversham in southeast England, at the Garland Chapel at West Parish Congregational Church, Church Street. 824-0508

April 3: LEWISTON, Hilary Putnam, philosopher emeritus at Harvard University, will speak on “The Collapse of the Fact/Value Dichotomy,” at 7:30 p.m. at Bates College Chase Hall Lounge, 56 Campus Ave. 786-6330

April 4: ORONO, Gayle Zydelwski and Stephen Fernandes from the University of Maine will speak on whether descaling impairs osmoregulation in seawater-challenged Atlantic salmon smelts at noon at UMO Norman Smith Hall. Free 581-3196

April 5: AUGUSTA, Edwin A. Churchill, chief curator at the Maine State Museum, will speak on “Furniture Fashions in the 19th and 20th Centuries,” at 7 p.m. at the Maine State Museum. Free 287-2301

April 5: LEWISTON, local author and life-writing coach Denis Ledoux will speak on “Crossing Boundaries Between Truth and Fiction,” at 7 p.m. at Lewiston Public Library Callahan Hall, 200 Lisbon St. 784-0135

April 6: DAMARISCOTTA, Louis Sell will speak about contemporary issues affecting politics, economic and history in the Balkans at 9:30 a.m. at Skidompha Library. 563-1507

April 6: ORONO, Barry Mower from the Maine Department of Environmental Protection will speak about the department’s monitoring of the Penobscot River to ensure it meets required attainment goals, at noon at UMO Norman Smith Hall. Free 581-3196

April 6: ROCKLAND, Camden composer John Duffy will speak about his new string quartet at 6:30 p.m. at Rockland Public Library. Free 236-2823

April 9: BATH, Nancy Morgan-Barnes will speak at 3 p.m. at the Chocolate Church Arts Center, 798 Washington Ave. $5/$8 442-8455

April 9: TOPSHAM, Bud Warren, former teacher and staff member of Maine Maritime Museum, will speak on “Tide Mills of Midcoast Maine,” at 2 p.m. at Topsham Public Library, 25 Foreside Road. Free 725-1727

April 12: BRUNSWICK, filmmaker Christopher Pavsek will speak on “To Those Born After,” at 7 p.m. at Bowdoin College Searles Science Building. Free 725-3552

April 14: LEWISTON, Alan Elze will speak on “History of the Bates Mill,” at noon at L-A College, 51 Westminster St. $6/$8 753-6510