A Pictorial Panorama

Each of these covers shows a particular scene in its novel. Together, they provide a pictorial panorama of Poul Anderson's History of Technic Civilization:

Nicholas van Rijn on Diomedes;
van Rijn's protege, David Falkayn, confronting one of the Shenna;
the Terran War on Avalon, the colony founded by Falkayn;
young Dominic Flandry on Starkad;
young Flandry on Wayland;
young Flandry on Dido;
the Ythrian, Erannath of Stormgate Choth on Avalon, visiting Aeneas;
older Flandry on Diomedes;
Flandry's daughter, Diana Crowfeather, on Daedalus.