sentences:  During the same period in the early 1950s, the Singapore Red Cross began conducting oral classes for deaf children and provided counselling services for parents of deaf children.As the demand for classes increased, the Singapore Red Cross Society and officials of the Social Welfare Department founded The Singapore Association For The Deaf (SADeaf) (then known as Singapore Deaf and Dumb Association) in 1955.It was in 1963 when the sign school and the oral school merged to become the Singapore School for the Deaf (SSD).