Vol. s3-31, Issue 181, 1886January 01, 1886 EDT
Observations on Invisible Heat Spectra and the Recognition of Hitherto Unmeasured Wavelengths Made at the Allegheny Observatory
Observations on Invisible Heat Spectra and the Recognition of Hitherto Unmeasured Wavelengths Made at the Allegheny Observatory
S. P. Langley,
Langley, S. P. (1886). Observations on invisible heat spectra and the recognition of hitherto unmeasured wavelengths made at the Allegheny Observatory. American Journal of Science, s3-31(181), 1–12. https://doi.org/10.2475/ajs.s3-31.181.1