Filter queen 200 find

[centralsweeper63]

That would definitely work!

 

[dysonman1]

here is a picture from aView attachment 171924

That is the pre-World War II version of the model 200. They only made them for three years before the war. All of the pre-war serial numbers that I've seen are five digits or less. They probably didn't make more than 60,000 of them before the war.