1 | VMMX | Vulcan Materials Co., Metals Division | added 7/1972; 1/1975-1/1980; eliminated 7/1988 | | NAKINA |
2 | VMMX | AMG Resources Corporation | added 7/1988; 1/1994 | | NAKINA |
3 | VMMX | Vulcan Materials Co., Metals Division | 1/75-1/80; eliminated 7/88 | | NRHS |
4 | VMMX | AMG Resources Corporation | added 7/88; 1/94 | | NRHS |
5 | VMMX | AMG RESOURCES CORPORATION [VULCAN MATERIALS CO., METALS DIV.] | | | PWRC |
6 | VMMX | Vulcan Materials Metals Division | | | RSRV |