A two-page sales mailing from the Gearhart Knitting Machine Co. of Clearfield, Pennsylvania, promoting its hand-cranked family knitting machine and a plan under which the company supplies yarn and pays buyers for knitting socks and hosiery at home. Page 1 is a sales letter with a company letterhead and an illustration of the original Gearhart family knitter. Page 2 reproduces customer testimonial letters from across the United States reporting earnings, output and ease of learning.