SIGN LANGUAGE WEEK - HERITAGE & ANNIVERSARY: Can you read their sign language?! They use pretty fast finger-spelling in the old days. :-) This video was taken in 1931 during the BDDA (British Deaf & Dumb Association) Congress in Leicester, East Midlands of England. The main person in the video with a hat and white moustache is William McDougall (deaf) - Missioner to the Deaf and has served as BDDA Honorary Treasurer and Vice President between 1923 to 1935. Willian died in 1950. Today is the 14th