April 18, 1923: Babe Ruth homers in Yankee Stadium's grand opening, hinting at franchise's dynastic future – Society for American Baseball Research
The Babe Ruth Deal, Part 1 — NY 1920s
Why the Broadway showman who dumped Babe Ruth from the Red Sox was smarter than we think - The Boston Globe
Babe Ruth, New York AL (baseball)] - LOC's Public Domain Archive Public Domain Search
This Day in Yankees History: Babe Ruth Dies at Age 53- August 16, 1948 - Pinstripe Alley
May 2015 - History - U.S. Census Bureau
Babe Ruth Library of Congress
PHOTOS: On this day - June 2, 1935, Babe Ruth retires
Babe Ruth, 1919 Library of Congress
Babe Ruth: Career retrospective
The Big Bam: The Life and Times of Babe Ruth: 9780767919715: Montville, Leigh: Books
Secretary of War receives autographed balls and bats from Babe Ruth for citizens military training camps. Babe Ruth started on his annual job today at the Washington Ball Park--shot of autographing hundreds
Babe Ruth, New York AL (baseball)] - PICRYL - Public Domain Media Search Engine Public Domain Search
Great Depression – Archived Innings