Keywords: LeatherResearch 028.jpg Thomas J Carter of the NBS Institute for Materials Research adjusts a leather sample in preparation for a slit-tear test of the strength of the leather This test was compared with three other leather strength test already described in Federal specifications Results of the slit-tear test showed significant correlation with the average tearing load value for the four tests National Institute of Standards and Technology 1964-01-01 National Institute of Standards and Technology PD-USGov-NIST PD-USGov National Bureau of Standards National Institute of Standards and Technology Leather Leather shoes African American men |