relation: https://calteches.library.caltech.edu/652/ title: Engineering and Science, Volume 12:10, July 1949 subject: Complete Issues publisher: California Institute of Technology contributor: Hutchings, Jr., Edward date: 1949-07 type: Journal Issue type: NonPeerReviewed format: application/pdf language: en rights: other identifier: https://calteches.library.caltech.edu/652/1/ES12.10.1949.pdf format: text/html language: en rights: other identifier: https://calteches.library.caltech.edu/652/2/Contents.html identifier: Engineering and Science, Volume 12:10, July 1949. [Journal Issue] https://resolver.caltech.edu/CaltechES:12.10.0 relation: https://resolver.caltech.edu/CaltechES:12.10.0 relation: CaltechES:12.10.0