Internet-Only Manuals (IOMs) The Internet-only Manuals (IOMs) are a replica of the Agency's official record copy. They are CMS' program issuances, day-to-day operating instructions, policies, and procedures that are based on statutes, regulations, guidelines, models, and directives.
In 1905, Mogridge created the first crude protective head gear and was granted patent No. 780899 for a head protector.. This first attempt at a batting helmet was said to look like an inflatable boxing glove that wrapped around the hitters head..
As baseball players became national heroes during the 20s and 30s, fans began using their home-team baseball caps as everyday wear. The baseball cap has now become an international symbol of American culture: it was the first popular hat invented in America. (http://www.villagehatshop.com/whole_new_ballgame.html)