Anni Clark, who supports her strong melodic vocals with both six- and 12-string guitars, will perform at 7 p.m. Monday, Aug. 6, at All Souls Chapel in Poland Spring. The Maine native has more than two decades of full-time touring and seven successful recordings to her credit. Her performances blend folk, pop and blues with a dash of Maine humor. For more on Clark, visit www.anniclark.com. Tickets to the concert, part of the Poland Spring Preservation Society’s summer series, are $7.50 at the door, refreshments included. Proceeds benefit the preservation and restoration of the Maine State Building and All Souls Chapel. For more information, call 998-4142 or visit www.polandspringps.org.