From the 70' is this cool vintage snake bite kit, from a well known Dr. that lived in the San Antonio, TX area. Dr. Glass was a well known snake specielaist in the area. He came up with is snake bite kit, which is complete also inclused the elastic band but it's dry rotted.  This is a very cool pieces for you snake bite kit collection. 
 
Box Measures 8" x 2 1/2" x 6"