1960s/70s Yellowstone Park Sweatshirt, Size Small

Description - Mustard Yellowstone Park crewneck sweatshirt that I believe is from the 60s or 70s 

Details

Brand - Unknown, no labels

Size - approximately a modern Small but please check all measurements to ensure fit 

Shoulders - 19.25" across

Chest - 19.75" pit to pit

Length - 20.75"

Sleeves - 18.75" from shoulder seam

Condition - There is an old repair in the back and I found a couple of small black spots.