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Keywords: Lyman James Briggs.jpg en Lyman James Briggs 1945 Commemorative sundial pamphlet second and third pages with photos of NBS Directors Lyman James Briggs top Samuel Wesley Stratton lower left and George Kimball Burgess lower right File Sundial 008 jpg National Institute of Standards and Technology other versions PD-USGov Uploaded with UploadWizard Lyman James Briggs National Institute of Standards and Technology |