Conversation so far:
Where was Lillian Moller Gilbreth born?
Lillie Evelyn Moller was born in Oakland, California.
What year was Lillian Moller Gilbreth born?
Lillie Evelyn Moller was born on May 24, 1878.
Who were Lillian Moller Gilbreth's parents?
Lillie Evelyn Moller was to Annie and William Moller.

Question: Did she have any siblings?
Self-contained rewrite: Did Lillian Moller Gilbreth have any siblings?