Gleason's new standard map of the world : on the projection of J. S. Christopher, Modern College, Blackheath, England ; scientifically and practically correct ; as "it is."
Gleasons new standard map of the world
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Title:
Gleason's new standard map of the world : on the projection of J. S. Christopher, Modern College, Blackheath, England ; scientifically and practically correct ; as "it is."
Map of the globe stretched and flattened into a circular plane.
Includes longitude and time calculator and diagrams showing June and December solstices.
Border shows "sun-time in minutes."
Text on verso.
Patent claim US497917: https://www.google.com/patents/US497917