The Scientific Romances of J.-H. Rosny Aîné J H Rosny

Vol. 1 The Navigators of Space ( French Science Fiction no. 43 )
Vol. 2 The World of the Variants ( French Science Fiction 44 )
Vol. 3 The Mysterious Force ( French Science Fiction 45 )
Vol. 4 Vamireh ( French Science Fiction 48 )
Vol. 5 The Givreuse Enigma ( ( French Science Fiction 46 )
Vol. 6 The Young Vampire ( ( French Science Fiction 47 )
Vol. 7 Helgvor of the Blue River ( ( French Science Fiction 71 )