This accession comprises two databases, one containing information concerning foreign workers in the Adam Opel AG plant in Rüsselsheim, Germany during the World War II era, and the other containing evaluative records concerning documents and articles relating to General Motors' acquisition, ownership, management, loss of effective control, write-off, and reacquisition of Adam Opel AG during the period from 1929 through the early 1950s. These databases were created sometime betweeen 1998 and 2000 by a team of researchers directed by Professor Henry A. Turner of Yale University.