CS592026 Vintage Thumb Pump Pocket Oiler or "Popper" 1930-1950

This listing is for a traditional early to mid 20th century vintage thumb pump Pocket Oiler, unmarked, @ 2W x 3T" in aged patina. Spout screws on and off easily. This were mass produced and nicknamed the Popper, used for items such as sewing machines, typewriters, firearms, clockworks, and bicycles of the day.