The goal of the Contrails project is to help preserve and disseminate the technical record of 20th century aerospace research, highlighting in particular the research endeavors of the Illinois Tech community.

1 report

Crack Strength and Crack Propagation Characteristics of High Strength Metals

Author(s): Christensen, R. H.
Corporate Author: Douglas Aircraft Company, Inc.
Laboratory: Directorate of Materials & Processes
Date of Publication: 1962-01
Report Number: ASD TR 61-207
AD Number: AD 275395
full text by request