1867-1917 adoption adventureandadventurers airglow american animals animalsinfiction artificialsatellites astronomy astrophysics aurorasinfiction biography birkeland calendars canadian cats catsinfiction children'sfiction cityandtownlife congresses crystals dinosaurs dogs dogsinfiction eagles eaglesinfiction eskimos extraterrestrialphysics fast(artificialsatellite) fiction geophysicists geophysics/geodesy grandparentandchild grosseltern hadrons heavyions imagination indigenouspeoplesincanada inuit inuits juvenilefiction kind lighthouses lighthousesinfiction lostchildren lostchildreninfiction meteorology meteorology/climatology mice miceinfiction norway nuclearphysics observations observers'manuals octopuses octopusesinfiction pelicans pelicansinfiction physicalgeography physics pictorialworks picturebooks picturebooksforchildren princesses scandinavia seashore seashoreinfiction seaturtles seaturtlesinfiction sisters soccer spacesciences trolls turtles turtlesinfiction whales whalesinfiction whitewhale whitewhaleinfiction wintersolstice