A little more info on VANPORT or VANPORT CITY. The Oregon Book of Information A to Z, 1st Edition 1998 by Connie Hopkins Battaile states: Vanport - A city located on a floodplain between Portland & Columbia River 1942-1948. Temporary housing for shipyard workers WWII. It was largest housing project ever built in US at the time. 40,000 people at end of 1943. 2nd largest city in Oregon. Vanport College later developed into Portland State University. At 4:17 PM May 30, 1948 the river breached the railroad dike at the West end. 18,000 population, 15 killed. I couldn't find a copy of "Oregon Geographic Names" 6th edition 1992 by Lewis McArthur ISBN 0875952372 in Eugene/Springfield, Oregon area today. Bookstores have copies on order. The library does have a book called "Vanport" by Manly Maben. I will check it next week. You can type the query VANPORT or VANPORT CITY in the following web site and get same answer: http://www.calcite.rocky.edu/gps/ 50+ years later it probably doesn't make too much difference which it was called? My wife went to the beach on the bus with the senior class for the day and they were just returning to Portland over St Johns bridge when they found out about Vanport on a news bulletin on the radio. Stanley Clark