The type 'B' Oilpull was the first Rumely to come off the line. Out of the 935 produced, there are 23 known to exist. This is a 2.46% survival rate! They are odd with their small looking rear wheels & huge radiator. Kerosene Annie evolved into the type 'B'. Production began in 1910 with S/N 1 to 100 made that year. For more SN info on the 25-45, CLICK HERE.