Conversation so far:
Where was Rogers Morton born?
Rogers Morton was born in Louisville, Kentucky.
when was Rogers Morton born?
Rogers Morton was born on September 19, 1914.
who were Rogers Morton's parents?
Rogers Morton is the son of David Clark Morton, a physician, and his wife, Mary Harris Ballard Morton, an heiress to a flour milling business.

Question: did he have any siblings?
Self-contained rewrite: did Rogers Morton have any siblings?