Indian journal of power & river valley development: Koyna project special number, 1962. - Calcutta, P. K. Menon [1962] - xvi, 138 p. illus., map, plans. 28 cm. Cover title. LCCN: sa 68015635 Subjects--Topical Terms: Koyna Dam. Subjects--Geographic Terms: Koyna River--Power utilization. LC Class. No.: TC558.I42 / K65