Included in this collection are On the Electrodynamics of Moving Bodies, On a Heuristic Point of View about the Creation and Conversion of Light, On the Movement of Small Particles Suspended in a Stationary Liquid Demanded by the Molecular-Kinetic Theory of Heat, and 46 other original papers by Einstein, in all comprising a complete collection of Einstein's papers published in the "Annalen" from 1901-1922.