Original oil and gas trade magazine vintage ad for UNITED IRON WORKS, INC. of Kansas City, MO. Sales Office was located at 114 N. Rosedale in Tulsa, OK and in the Magnolia Bldg., Dallas Texas. Tanks for Refinery and Storage. For over a Quarter of a Century United has been Supplying Steel Tanks to the Representative Refining and Producing Companies in the Mid-Continent and Texas Fields. Unique 1928 old oilfield petroleum products storage equipment industry magazine advertisement.