Spectrographic Determination of Trace Elements In 70–30 Brass and Admiralty. LeichtleP. A.J. Opt. Soc. Am. (44) Vol. 34, Pg. 454
2.
The Spectrographic Analysis of Copper and Copper Rich Alloys By The Arc Method. MilbournJ. Inst. Met. (43) Vol. 69, #10
3.
Quantitative Analysis With The Spectrograph NitchieInd. & Eng. Chem. (Anal. Ed.)1929, 1, 1–7
4.
Improved Methods of Quantitative Spectrographic Analysis. Nitchie and StandenInd. & Eng. Chem. (Anal. Ed.)1932, 4, 182–185
5.
The Spectrochemical Analysis of Copper Base Alloys JaycoxJ. Opt. Soc. Am. (35) 175–9 (1945)
6.
Collected Papers on Metallurgical Analysis by The Spectrograph. SmithD. M.British Non-Ferrous Metals Research Association1945Euston Street, N.W. 1, London.