The IMS Safety Patrol, known in modern Indy 500 era as beloved "yellow shirts," began more than a century ago as guards with ...

And atop their heads, they wore pith helmets painted silver for the ... when the Indy 500 was set to resume after a 4-year hiatus due to World War II, the track's new owner Tony Hulman went ...

And atop their heads, they wore pith helmets painted silver for the ... when the Indy 500 was set to resume after a 4-year hiatus due to World War II, the track's new owner Tony Hulman went ...

Metal helmets have been used by many armies from ancient times to the present day. The Spanish ancestor of the 'boonie hat', the wide-brimmed hat worn by soldiers Rogatywka, the origin of the peculiar ...