I know nothing about accordians but I came across this one my neighbor is selling and he asked me for help. I polished it up and I can say it does play and all the keys work surprisingly well.
I found this online about the Student IV...
Brand: Hohner Model: Student IV Type: Piano Accordion Reeds: 2/3 MM Treble: 25 Keys, 11.5"(30cm) Key to Key, 0 Registers Bass: 32 Bass Buttons, 0 Registers Weight: 8lbs / 4kg Features: Bass, major, minor and 7th chords Includes: Used Straps and Hard Shell Case
