Unfortunately, my guesses were off by several years. When others became interested in Olds history they added to what I had done. When I got two pre-war catalogs I made guesses as to the dates that they were published. With the little information that I had and making a few guesses, I put together a few serial numbers with dates.
I interviewed several former employees but was unable to get any specific dates of model introductions much less exact serial numbers. Olds and Son in the 1980s, there was very little known about the early years of this company. When I started researching the history of F.E.