Simplify the following text for a Grade 7 native English-speaking person.
Original: Alden B. Dow ( April 10 , 1904 , Midland , Michigan â `` August 20 , 1983 ) was an American architect ; he was the son of Herbert Henry Dow ( founder of the Dow Chemical Company ) and Grace A. Dow .
Simplified: Alden B. Dow ( April 10 1904 , Midland , Michigan â `` August 20 1983 ) was an American architect . He was the son of Herbert Henry Dow ( founder of the Dow Chemical Company ) and Grace A. Dow .