. Canadian forestry journal. Forests and forestry -- Canada Periodicals. An indication of wliat the aeroplane camera migiit do in mapping tlie forests of Canada. Tliere a lamentable lack of forest maps in the Dominion. Some aviators claim they can dis- tinguish tree species by examining stereoscopic photographs and by other methods. This, of course, would be only of general value and the ground cruise would always be necessary. Note the remarkable boldness of outline at 15,000 feet. (A photograph taken on the French front.) PHOTOGRAPHING FORESTS FROM THE AIR B^ Lieut. Lewis, R. A. Use
. Canadian forestry journal. Forests and forestry -- Canada Periodicals. An indication of wliat the aeroplane camera migiit do in mapping tlie forests of Canada. Tliere a lamentable lack of forest maps in the Dominion. Some aviators claim they can dis- tinguish tree species by examining stereoscopic photographs and by other methods. This, of course, would be only of general value and the ground cruise would always be necessary. Note the remarkable boldness of outline at 15,000 feet. (A photograph taken on the French front.) PHOTOGRAPHING FORESTS FROM THE AIR B^ Lieut. Lewis, R. A. Use of Stereoscope in Reading Results—Dis- covering Burned-Over Areas.—Can Species be Identified?. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Canadian Forestry Association. [Ottawa] : Canadian Forestry Association
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