Thank you for looking! Check out my other items. Be sure to add me to your favorites list. Have a nice day! Track Page Views With. Auctiva’s FREE Counter. The item “US #449 2c Washington SLW Type l USED Stamp” is in sale since Saturday, February 25, 2017. This item is in the category “Stamps\United States\1901-Now\ Used”. The seller is “kaykim0311″ and is located in Oxford, Ohio. This item can be shipped worldwide.