The following 1892 "New Standard Map Of The World" By Alexander Gleason is supported by his 1893 patent US497917A known as "Time Chart" which is pictured and provided below where he specifies:
Referring to said drawings- A represents the map proper which is circular in form, and flat; having twenty four radiating or meridian lines, B, extending from the center to the circumference. 🍿🐸🇺🇸 SHARE!
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https://patents.google.com/patent/US497917A/en?oq=GLEASON+US497917+
Referring to said drawings- A represents the map proper which is circular in form, and flat; having twenty four radiating or meridian lines, B, extending from the center to the circumference. 🍿🐸🇺🇸 SHARE!
JOIN: https://t.me/QNewsOfficialTV
https://patents.google.com/patent/US497917A/en?oq=GLEASON+US497917+