Bibframe Instance
TitlePittsburgh, Pennsylvania. By using a polarized light apparatus to take pictures of plastic models of turbine nuts and bolts, Dr. Hetenyi, Hungarian-born research engineer at the Westinghouse Electric and Manufacturing Company, has discovered how to make this fastening device up to forty per cent stronger. He found that nuts and bolts with broad shoulders and tapered bodies distribute stress on threads more evenly than do ordinary nuts and boltsNotePhysical details: safety Applies To: Applies To: all Title and other information from print in lot.More information about the FSA/OWI Collection is available atCould not render: bf:electronicLocatorDimensions3 1/4 x 4 1/4 inches or smaller.Extent1 negativeProvision ActivityPublication: Pennsylvania 1943 Publication: 1943 June Usage And Access PolicyNo known restrictions. For information, see U.S. Farm Security Administration/Office of War Information Black & White PhotographsCould not render: bf:electronicLocatorAcquisition SourceDLC Stock Number:LC-USW3-030766-D (b&w film neg.) 