A Canadian map titled "The Northern Hemisphere." The map presents a top view with the North Pole at the center. Graphs explain the variation in scale.
Canada Department of Mines and Resources, Surveys and Engineering Branch, Hydrographic and Map Service
<a rel="nofollow" class="external free" href="https://www.trumanlibrary.gov/public/maps/M1216.jpg">https://www.trumanlibrary.gov/public/maps/M1216.jpg</a>