THE GREAT LAKES - ST. LAWRENCE DEEP WATERWAY. WITH THREE ADDITIONAL ITEMS: TEXT OF A PRESENTATION BY LINDSAY; AN ADDRESS BY HONOURABLE LIONEL CHEVRIER; INFORMATION ON THE BEAUHARNOIS CANAL AND POWER HOUSE. by Lindsay, Guy A. With additional material by Lionel Chevrier - 1949

Ottawa, Ontario: General Engineering Branch, Department of Transport, 1949. 12 1/4" H, dark blue faux leather with faded, but legible, gilt lettering on front board. V, 31 pp (text) + 8 fold-out maps/plans (1 b&w, 7 with some colour - blue/red) - 11" H, varying in length from approximately 15 inches to just over 5 feet + 4 b&w graphs (12 plates in total). Section headings: General; The Great Lakes and Connecting Channels; Welland Ship Canal; The St. Lawrence River; Thousand Island Section; International Rapids Section; Lake St. Francis Section; Soulanges Section; Lachine Section; Regulation of Lake Ontario; Estimates of Cost. Plates: General Plan of Great Lakes & St. Lawrence River; International Rapids Section. General Plan Controlled Single Stage Project; Lake St. Francis Section. Project Recommended; Soulanges Section. Project Recommended; Lachine Section. Project for Navigation Alone; Lacine Section. Project for Navigation & Power - Scheme II-A; Plan and Profile. Welland Ship Canal; Profile. Lake Ontario to Montreal; Duration Curves of Outflows from Lake Ontario; Duration Curves of Water Levels of Lake Ontario; Regulation of Lake Ontario. Rule Curve; Regulation of Lake Ontario. Correction to be appled to Rule Curve. **PLUS: Great Lakes-St. Lawrence Deep Waterway: A Brief Description as Presented by Guy A. Lindsay, Director, Special Projects Branch, Canadian Department of Transport, to the Canada-United States Committee Maintained Jointly by the Canadian Chamber of Commerce and the Chamber of Commerce of the United States of America, Irvington, Virginia, U.S.A., April 28, 1951. 11 1/2" H. stapled in paper covers. 8 pages (text), 1 page Table of estimated cost, 3 fold-out colour maps/plans. Plate A (General Plan of Great Lakes & St. Lawrence River) reproduces the first map of the hard cover book but with the addition of colour, Plates B & C (St. Lawrence Waterway - Canadian Section & St. Lawrence Waterway - International Rapids Section) show additional views. Section headings: Present Waterway; Proposed Project; The 1941 Canada-United States Agreement; Cost Estimates; Annual Charges; Material and Labour Requirements; An All Canadian Waterway. **PLUS: Address by Honourable Lionel Chevrier, Minister of Transport on The Great Lakes - St. Lawrence Seaway at the Canadian Exporters Association Dinner given to Members and Visitors to The Canadian International Trade Fair, Royal York Hotel, Toronto, May 30, 1951. 11" H, 12 pages, stapled at top left corner. Section headings: What is the Proposed Great Lakes - St. Lawrence Seaway?; What Does the Great Lakes - St. Lawrence Seaway Consist of?; To What Extent Have These Potentialities Been Developed?; Why is the Project Necessary from a Power Standpoint?; Why is the Project Necessary from a Navigational Standpoint?; What is the Cost of the Great Lakes - St. Lawrence Seaway Project Covered by the 1941 Agreement?; What, Then, is the Present Position?; How Will the Project Affect the Area in the International Section of the River?; Is the Project Urgent from the Point of View of Defence? **PLUS: Oblong envelope of the Commission Hydroelectrique de Quebec (5" x 11 1/2"), containing 1 page "List of Hydro-Quebec and Beauharnois Light, Heat and Power Company Officials at the Reception Held on Tuesday, June 5th, 1951, at Beauharnois and "Facts on Beauharnois Light, Heat & Power Co. (2 pages stapled at top left corner) - folded in thirds; with a map/plan of the "Beauharnois Development", dated 9/5/51 (8 1/2" H x 11" W), folded in half; plus a folded map "Montreal & Vicinity Showing Hydro-Electric Generating Stations & Transmission System, Also Major Transportation Routes" in black/white/blue & red, dated September 1948 (approx. 16" H x 25 1/2" W). Book - Light browning and/or staining at edges of endpapers, light toning at edges of pages, a series of tiny indentations at fore-edge of front pastedown ( caused by laid-in document staples), faint areas of colour variation on covers, light browning at edges of text block. Address by Honourable Lionel Chevrier - last page (12) is detached, has small edge tears/creases, some staple indentations and some ink notation on rear. Great Lakes-St. Lawrence Deep Waterway... has a soft crease down the centre, some patches of light browning on rear cover. 'Beauharnois Development' has two small corner creases. Documents that have staples have rust on the staples. Envelope has some light wrinkling and light rubbing.. Hard Cover. Very Good-/No Jacket - (as issued).