This book is simply a complete transcription of a speech delivered to the Boston Chamber of Commerce by William Barclay Parsons. Parsons begins his address by recounting the history of the Cape Cod Canal dating back to the 17th century. He then goes on to relay his geographical plan for the Canal, summarizing the Monument River route he selected. In the final portion of this address, Parson enlightens the Chamber members as to the future impact of the Canal and its anticipated commercial success.