Coal. Vast coal reserves in Rocky Mountain area make use of atomic energy unnecessary. Cervi's Journal v.19 451 S 4, 1968 p.1 Potential of western coal and shale oil reserves discussed. Post N 9, 1969 p.32 power plants' need for coal to spur mining in the Rockies. Post My 31, 1970 p.31,33 Researchers at School of Mines study low-grade coal as a potential fertilizer. Post Mr ?, 1971 p-33