This oxygen and acetylene body part is a Harris  model #98-5TF

There is a Smith cutting tip 5C10-1. The other tip is an airco style 164 #1

Linde Union Carbide #R-411-B Acetylene Valve and Gauge

A new prestolite acetylene gauge

8 brass torch heads.

PLEASE LOOK CAREFULLY AT PHOTOS. These came from a house clean out so don't know history or condition. Being sold "as is"