The following year, he became a regular pioneer, or full - time Kingdom proclaimer, and worked with a group of deaf people who were interested in Bible truth.
बहिऱ्‍यांची भाषा आणि त्यांची विचार करण्याची पद्धत आत्मसात करण्यासाठी आठ महिने पार्कने त्यांच्यासोबत काम केले.