Aunt Martha's Hot Iron Transfers Vintage lot is a set of collectible sewing transfers made in the United States. The set includes designs number 3813, 3919, and 3437, adding a touch of nostalgia to any sewing project.  From flowers of the month to butterflies with days of week is perfect for vintage sewing enthusiasts, these transfers offer a unique and traditional way to add decorative designs to clothing, bags, and other fabric items.  Of course, Denim Dan for a perfect twist.