1972
—Dudley Talcott (1899-1986) —
Polish astronomer Mikolaj Kopernik, known to English speakers as Nikolaus Copernicus, was the first to propose the earth revolves around the sun. In the 1500's when the earth was thought to be the center of the universe, this was a revolutionary idea.HM Number | HM20S0 |
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Tags | |
Marker Condition | No reports yet |
Date Added | Tuesday, August 15th, 2017 at 7:01am PDT -07:00 |
UTM (WGS84 Datum) | 18S E 485587 N 4422983 |
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Decimal Degrees | 39.95686667, -75.16873333 |
Degrees and Decimal Minutes | N 39° 57.412', W 75° 10.124' |
Degrees, Minutes and Seconds | 39° 57' 24.72" N, 75° 10' 7.44" W |
Driving Directions | Google Maps |
Area Code(s) | 215, 267, 610, 212, 484 |
Which side of the road? | Marker is on the right when traveling West |
Closest Postal Address | At or near 1716 Race St, Philadelphia PA 19103, US |
Alternative Maps | Google Maps, MapQuest, Bing Maps, Yahoo Maps, MSR Maps, OpenCycleMap, MyTopo Maps, OpenStreetMap |
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