Scope and ContentUnited States Testing Company, Hoboken, N.J., Leather Laboratory test report on Mangrove Bark for Hemisphere International Corp., New Orleans, July 29, 1954. Printed form, carbon copy. With: typed carbon letter from Hemisphere International to U.S. Testing with questions about the results and procedures, August 4, 1954. Item is an example of the technical nature of the company's services. U.S. Testing was at 1415 Park Avenue.