LeslieAnne reposted
Helen Blanchard US inventor received 28 patents 1873-1915, 22 for sewing machines & tech, & a pencil sharpener. Patent No.141987 introduced buttonhole stitch. Blanchard over-seaming-machine could simultaneously sew & trim knitted fabrics. b. #OTD 25 Oct 1840 en.wikipedia.org/wiki/Helen_B...