Baseball History: 19th Century Baseball: Image: 1874 Philadelphia Athletics
The British Newspaper Archive Blog History of Baseball in Britain
Celebrate Baseball Opening Day With Vintage Player Portraits
Penn Baseball in the 19th Century: West Philadelphia
MORE
Best baseball player born every year since 1847
File:Cap Anson 1874 Philadelphia Team Portrait.png - Wikimedia Commons
247 Philadelphia athletics Images: PICRYL - Public Domain Media Search Engine Public Domain Search
History of baseball in the United States - Wikipedia
Off Topic: The $100,000 Infield of 1910 – 1914. – MadFriars
Q&A with UCLA history professor Joan Waugh on baseball in America's Gilded Age