It is designed for libraries, institutions and individuals who need or prefer the information in ebook format. All the hand signs were approved by American sign language experts. The signs are shown in large illustrations from two view points in order to facilitate understanding, as well as grouped together in a comprehensive chart. BONUS: The book contains a link to a set of unique printable ASL alphabet charts for your personal use.Lassal's work for Fingeralphabet.org has earned her a nomination for The German Prize for Civic Engagement 2013.