07-18-2012, 05:41 PM
Great post Rick.
They must have designed it right the first time as they are quoting the exact same square feet per hour as we use now.
I knew it had been around a long time but I had no idea it was being used in 1955.
They must have designed it right the first time as they are quoting the exact same square feet per hour as we use now.
I knew it had been around a long time but I had no idea it was being used in 1955.