The authors of “Homes Down East: Classic Maine Coastal Cottages and Town Houses” will present an illustrated lecture Thursday, Dec. 18, at 7 p.m. at the downtown Camden Public Library. Midcoast architect Christopher Glass, state historian Earle G. Shettleworth Jr. and architectural historian Scott T. Hanson will discuss Shingle Style architecture and present images from “Homes Down East,” which was published last month by Tilbury House in Thomaston.