The typical “letter sweater” was awarded to seniors who played enough to earn their letter. Through the 1960s, for boys it was football, basketball, and baseball. For girls, it was field hockey, basketball, and cheerleading.
The uniform jacket was formal dress. The two silver sleeve stripes are a Captains designation, gold stripes are for the Chief. The four short bars on the left sleeve indicate years of service. Each bar represents 5 years, at least twenty years in…