70sscifiart: 1972 Gene Szafran cover art for The Waters of Centaurus, by Rosel George Brown
70sscifiart: 1972 Gene Szafran cover art for The Waters of Centaurus, by Rosel George Brown -- source link
70sscifiart: 1972 Gene Szafran cover art for The Waters of Centaurus, by Rosel George Brown -- source link