A 1926 reference is interesting: ... some of the descendants of 'Red-Letter Day' may be still better. The most promising are K of K. (A. Dickson & Sons, 1917), Red Cross (A. Dickson & Sons, 1916), Red Star (H. A. Verschuren & Sons, 1918), and Hawlmark Crimson (A. Dickson & Sons, 1920).