Complex sentence: Daily Commercial Bulletin, 5 November 1838, Issue 53, Column D. Joseph became a member of the Saint Louis Merchant's Exchange in 1839; he was listed as a chair maker in the exchange.
Split into simpler sentences: Daily Commercial Bulletin, 5 November 1838, Issue 53, Column D. He became a member of the Saint Louis Merchant's Exchange in 1839. He was listed as a chair maker in the exchange.