Printed map. "By A. K. Johnston, F. R. G. S." "Engraved by W. & A.K. Johnston." Includes inset: Sketch of the River Niagara. Running title and page number in upper right margin, "National Atlas 39". Probably originally published in Johnston's The National Atlas of Historical, Commercial and Political Geography (Edinburgh: W. & A.K. Johnston, circa 1849-1854), based on Winearls' description of Johnston's "Canada" map (McMaster map RMC_107381) in Mapping Upper Canada 1780-1867, entry 120 (5), p. 41: "[Above title printed in red] 'LITHOGRAPHED EDITION' [and in red below margin] 'EDINBURGH: JOHN JOHNSTONE W. & A.K. JOHNSTON AND COWAN & CO. GLASGOW LUMSDEN & SON Print (lith) In The National Atlas (Edinburgh: W. & A.K. Johnston and Cowan & Co.; Glasgow: James Lumsden & Son [c1849-54]...." Acquired as part of the Hodsoll Collection.