Copyright © American Speech-Language-Hearing Association From: A Study of the Tactual and Visual Reception of Fingerspelling J Speech Hear Res. 1990;33(4):786-797. doi:10.1044/jshr.3304.786 Legend: Old and new forms of the letters G, K, and P. The old forms are based on the manual alphabet in use in the Rochester method of 50 to 60 years ago, whereas the new forms are those used in ASL. Also included in the figure is a modern variant of the letter D, for comparison with the old form of P. Date of download: 12/26/2017 Copyright © American Speech-Language-Hearing Association