A definitive scholarly edition of the correspondence and papers of Albert Einstein This volume finds Einstein recovered and traveling again after a prolonged il

This volume covers one of the most thrilling two-year periods in twentieth-century physics, as matrix mechanics—developed chiefly by W. Heisenberg, M. Born, a

A translation of selected non-English texts included in Volume 15 is available in paperback. Since this supplementary paperback includes only select portions of