Way History: 198561642

Updated dates according to wiki convention

note	est. date based on USGS survey
railway	rail
source	USGS 1:250000-scale Quadrangle for Vancouver, WA 1948
source:citation	U.S. Geological Survey, 1948, USGS 1:250000-scale Quadrangle for Vancouver, WA 1948: U.S. Geological Survey.
source:url	https://www.sciencebase.gov/catalog/item/5a8a286ce4b00f54eb3c5376
start_date	1948
start_date:edtf	1948

73 nodes

Test edit, added historical OER line in Hillsboro, OR

railway	rail
source	USGS 1:250000-scale Quadrangle for Vancouver, WA 1948
source:citation	U.S. Geological Survey, 1948, USGS 1:250000-scale Quadrangle for Vancouver, WA 1948: U.S. Geological Survey.
source:url	https://www.sciencebase.gov/catalog/item/5a8a286ce4b00f54eb3c5376
start_date	before 1948

73 nodes

Added prelimary rough sketch of main historical Oregon railways in the Tualatin Valley

railway	rail
source	USGS 1:250000-scale Quadrangle for Vancouver, WA 1948
source:citation	U.S. Geological Survey, 1948, USGS 1:250000-scale Quadrangle for Vancouver, WA 1948: U.S. Geological Survey.
source:url	https://www.sciencebase.gov/catalog/item/5a8a286ce4b00f54eb3c5376
start_date	before 1948

72 nodes

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