I bet Leander is the one in Batman Begins...........if they married in 1890....Paul said he as 85 in like 2009.........so he would have been born in the mid 1920s....if he wasn't lying.........Leander and Frances Lea may have been his parents........................but i bet grandparents...........30 years of marriage is too long to wait to have an only child............those were probably his paternal grandparents.......

Annual report of the Board of Regents of the Smithsonian Institution

https://books.google.com/books?id=RDkWAAAAYAAJ

Smithsonian Institution. Board of Regents, ‎United States National Museum, ‎Smithsonian Institution - 1915 - ‎Travel

The Chamberlain bequest. — The late Kev, Dr. Leander T. Chamberlain, of New York City, married in 1890 Frances Lea, the daughter of Dr. Isaac Lea, ...