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- 20026019 contributor B604326.
- 20026019 created "1920.".
- 20026019 date "1920".
- 20026019 date "1920.".
- 20026019 dateCopyrighted "1920.".
- 20026019 extent "6 p.".
- 20026019 isPartOf "Scientific papers of the Bureau of Standards, no. 405".
- 20026019 issued "1920".
- 20026019 issued "1920.".
- 20026019 language "eng".
- 20026019 publisher "Washington, Govt. Print. Off.,".
- 20026019 subject "QC425 .T35".
- 20026019 subject "Reflectometer.".
- 20026019 title "A simple portable instrument for the absolute measurement of reflection and transmission factors, by A. H. Taylor, associate physicist, Bureau of Standards. November 30, 1920 ...".
- 20026019 type "text".