WORKING 1937 Antique 10 Silver Swan Oscillating Fan Model 5250B Single Speed. The item “WORKING 1937 Antique 10 Silver Swan Oscillating Fan Model 5250B Single Speed” is in sale since Monday, March 15, 2021. This item is in the category “Collectibles\Kitchen & Home\Electric Fans”. The seller is “yourbiggestfan99″ and is located in Springfield, Missouri. This item can be shipped to United States.