Restoring, Renewing, Restyling Sweaters in 1942

"Making over the old and discarded into new and useful articles a stimulating, profitable and patriotic experience, growing in interest with each achievement."
This is from the Singer Make-Over Guide published in 1942 and 1943, during World War II. But the ideas and skills work for today too.  Have you upscaled a sweater? Here's how.