Natural gas annual 1989 [computer file]
Natural gas annual 1989 [computer file] detailed 1989 summary.
- 1.2 MB ASCII.
- Washington Dept. of Energy 1991.
- 1 diskette 5 1/4 in.
doc92000588
Gas Natural--Reserves--Databases.--United States
doc92000588
Gas Natural--Reserves--Databases.--United States