RT @USGS: Happy Birthday to John Snyder (1926-1997), Map Projection Guru. The GS50 (left) and the Werner Projection (right) https://t.co/aR…
1,809 followers
3 followers
RT @USGS: Happy Birthday to John Snyder (1926-1997), Map Projection Guru. The GS50 (left) and the Werner Projection (right) https://t.co/aR…
1,433 followers
RT @USGS: Happy Birthday to John Snyder (1926-1997), Map Projection Guru. The GS50 (left) and the Werner Projection (right) https://t.co/aR…
182 followers
RT @USGS: Happy Birthday to John Snyder (1926-1997), Map Projection Guru. The GS50 (left) and the Werner Projection (right) https://t.co/aR…