1 | SOIX | Standard Oil Co. (Indiana) | 8/1920-1/1952 | | NAKINA |
2 | SOIX | Standard Oil Co., series 591-1000 (Chicago & Alton R.R.) | 7/1923 | | NAKINA |
3 | SOIX | Sand Seed Service, Inc. | added 4/1980; eliminated 10/1992; 1/1994-7/2005 (not listed) | | NAKINA |
4 | SOIX | Standard Oil Co. (Indiana) | Jan-52 | | NRHS |
5 | SOIX | Sand Seed Service, Inc. | added 4/80; eliminated 10/92; 1/94-7/2000 | | NRHS |
6 | SOIX | *STANDARD OIL CO. (INDIANA) | | | PWRC |
7 | SOIX | +SAND SEED SERVICE, INC. | | | PWRC |
8 | SOIX | Sand Seed Service | | | RSRV |