From Atlas Pro.
Today I’ve got my hands on an even older map of Africa for us to explore!
Check out my second channel ARCHIVE DIVE here: https://www.youtube.com/@ArchiveDiveYoutube
Find my EXTINCT BUTTERFLY POSTER here: https://store.nebula.tv/products/atlas-pro-extinct-butterfly-art-print
Buy the MARS MAP here: https://store.nebula.tv/products/atlas-pro-mars-surface-art-print
Get NEBULA using my link for 40% off an annual subscription: https://go.nebula.tv/atlaspro
Support me on patreon at: https://www.patreon.com/atlaspro
Follow me on twitter @theatlaspro
Sources / Further Reading
https://link.springer.com/chapter/10.1057/9780230271050_92
https://www.jstor.org/stable/180172
https://www.jstor.org/stable/716705
http://digital.mobilepubliclibrary.org/items/show/1802
https://books.google.com/books?id=stl97FdyRswC&pg=PA229#v=onepage&q&f=false
