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Year | North Latitude | West Longitude |
---|---|---|
18801 | 40° 35′ 18″ | 77° 10′ 02″ |
18901 | 40° 35′ 14″ | 77° 12′ 30″ |
19001 | 40° 35′ 50″ | 77° 15′ 05″ |
19101 | 40° 32′ 05″ | 77° 17′ 50″ |
19201 | 40° 32′ 05″ | 77° 18′ 30″ |
19302 | 40° 30′ 25″ | 77° 19′ 08″ |
19402 | 40° 30′ 21″ | 77° 20′ 11″ |
19503 | 40° 30′ 24″ | 77° 18′ 17″ |
19603 | 40° 27′ 36″ | 77° 15′ 56″ |
19703 | 40° 27′ 17″ | 77° 11′ 59″ |
19804 | 40° 28′ 12″ | 77° 12′ 09″ |
19905 | 40° 27′ 52″ | 77° 07′ 20″ |
20006 | 40° 27′ 49″ | 77° 04′ 33″ |
20106 | 40° 27′ 24″ | 77° 00′ 35″ |
20206 | 40° 26' 37" | 76° 57' 55" |
1 Source: U.S. Department of Commerce, Bureau of the Census, Fourteenth Census of the United States, 1923
2 Source: U.S. Census Bureau, recomputation for historical county level data which relied upon aggregate county level population data with an estimated county centroid resulting in a possible error of up to one mile.
3 Source: U.S. Department of Commerce, Bureau of the Census, Centers of Population for States and Counties, 1974
4 Source: U.S. Census Bureau, Geography Division, recomputation from archived national block group/enumeration area data resulting in a possible error of up to 1,000 feet.
5 Source: U.S. Census Bureau, Geography Division, recomputation from archived national block group data resulting in a possible error of up to 1,000 feet.
6 Source: U.S. Census Bureau, computation from national block-level data.
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