3. *Lillian was born on 24thMay 1878. *Lillian entered to school. *Lillian `s University life.
4. *Lillian met Frank Gilbreth. *Lillian & Frank tried to find the way to increase efficiency & productivity. *Frank operated efficiency & effectivenessfor their life.
5. *Frank & Lillian wrote several books. *Lillian received her Ph.D. from Brown University. *Gilbreths started workshopes to train managers.