Vintage 1950s Heilbroner Blue Book Baseball Publications Ad Panel
The 1950s Heilbroner Blue Book Publications advertisement highlights a comprehensive resource for baseball enthusiasts, featuring various annual publications designed for those seeking detailed statistical information and organizational data in the sport. The main offering, "The Baseball Blue Book," serves as the complete record of executive personnel, league structures, and club information, organized alphabetically and indexed for ease of reference. Additionally, the "Baseball Year and Note Book" provides an organized record of Major League players, while "The Minor League Digest" offers insights into players within minor leagues. Importantly, the advertisement emphasizes the "Inter Club Organization," detailing professional clubs, and a unique cross-index of leagues and cities in professional baseball from 1910 to 1941, listing over 800 cities and leagues. Also highlighted are the dimensions of baseball parks, with detailed information on equipment and capacity.