""A Week on the Concord and Merrimack Rivers" and "Walden", the only works Thoreau conceived and brought to conclusion as books, bear a distinctively important relation to each other and to his Journal, the document whose 24 year composition encompasses their development. "Morning Work" a phrase from "Walden", is the name the author gives to this larger project. By it he means the work done by memory and perception as they act to shape Thoreau's emerging...