US Patent No. 315,589, granted April 14, 1885 to David Wuillemin of Courgevaux, Fribourg, Switzerland, for a method of making lace with an embroidery machine. Figures are embroidered with understitches and connecting threads on a soluble ground such as paper, and the ground is then dissolved to leave only the thread lace. The patent includes a drawing sheet of the ground-holding frame and embroidery figures, a specification, and two claims.