(21) Seasonal temperatures : January mean daily temperature -- April mean daily temperature -- July mean daily temperature -- October mean daily temperature. Compiled from information supplied by the Meteorological Division, Department of Transport. (Canada Department of Mines and Technical Surveys.)
4 maps showing seasonal temperatures in Canada. Each map 23 x 32 cm. Each includes a legend. Scale 1:20,000,000 or one inch to 315.6 miles. Lambert Conformal Conic Projection Standard Parallels 49˚N and 77˚N. Descriptive text on verso: Temperatures are observed two or more times each day at most obs...
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| Format: | Map |
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Department of Mines and Technical Surveys, Geographical Branch
1950
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| Online Access: | https://www.davidrumsey.com/luna/servlet/detail/RUMSEY~8~1~323186~90092289 https://media.davidrumsey.com/MediaManager/srvr?mediafile=/Size4/RUMSEY~8~1/185/14001048.jpg |
| Summary: | 4 maps showing seasonal temperatures in Canada. Each map 23 x 32 cm. Each includes a legend. Scale 1:20,000,000 or one inch to 315.6 miles. Lambert Conformal Conic Projection Standard Parallels 49˚N and 77˚N. Descriptive text on verso: Temperatures are observed two or more times each day at most observing stations using thermometers mounted in a thermometer shelter which protects them from the weather and direction solar radiation . This plate shows the mean daily temperatures for January, April, July and October averaged over the 30 year period from 1921 to 1950. First edition was in 1906 (see our 1645.000); second edition 1915 (1646.000). The title page of this edition is dated 1957 but the Foreword is dated 1958, as well as the maps on plates 91, 99 and 110. Atlas contains 110 plates, comprising a total of 505 maps in color; additionally, these maps include 57 insets. Bound in pale green boards with burgundy lettering and spine, including spine title "Atlas Of Canada. 1957” in gilt. Loose-leaf binding allows both removal and insertion of individual maps. Inside front cover: Canadian made product by Copeland-Chatterson Limited, Brampton, Ontario. In the Foreword, Minister of Mines and Technical Surveys Paul Comtois explains, "Since the last Atlas of Canada appeared in 1915, the economy of Canada has expanded in all directions. The population of the country has doubled. Newfoundland has joined it as the tenth province, and scientific surveys have revealed to an ever increasing extent the physical nature of its land and water resources. It is, therefore, the purpose o this edition of the Atlas to present, in maps, an outline of the physical background and the economic development of the nation at mid-century and to show how these factors are interwoven to produce the fabric of the life of our people … " In the Preface, Director of Department of Mines and Technical Surveys, Geographical Branch, N.L. Nicholson continues, “ … the Atlas provides a logical story in maps which embraces historical, physical, human, ... |
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