Vintage Union Carbide Seadrift Plant Marine terminal Belt Buckle 1 of 50

For your consideration a Vintage Union Carbide Seadrift Plant Marine Terminal Belt Buckle 1 of 50. As found in excellent condition the only markings I find are 1 of 50 and a 16 on the back. The buckle measures about 4" long and 2 7/8' across Unpacked weight: 8 oz Notes: C ES4