Indiana Brass Band Instrument Company:
In 1928, Fred Holtz and James State incorporated the Indiana Band Instrument Company with $10,00 of capital stock (Music Trade Review, 1929) -Fred Holtz to sell low-priced instruments made at the Martin plant and using older Martin designs.
IMG_3206 by [url=https://www.flickr.com/photos/129235491@N05/]https://simonettitubacollection.com/ins ... ousaphone/