From the Christian Science Monitor:
She was a talented artist, specializing in early Stone Age, able to flawlessly draw early tools and artifacts. He had a passion for fossils since he found arrowheads and tools as a child. Together, Mary and Louise Leakey would change the scientific world and leave a lasting family legacy.
It was 1936 when they married, unknowingly creating the family that would go on to dominate paleoanthropology. They had three sons, one of which inherited the family business. Since then, at least one member of each generation of Leakey children has been involved in major paleoanthropological finds.