About this Item

Cite this Item
"." In the digital collection The University of Michigan, An Encyclopedic Survey. https://name.umdl.umich.edu/AAS3302.0002.001. University of Michigan Library Digital Collections. Accessed April 25, 2024.

Pages

Notes

  • The first prism gave a dispersion of 37.9 Ångströms per millimeter at the Hγ line of hydrogen; a new prism installed May 20, 1914, gives 40.3 in the same unit for the same line.

Do you have questions about this content? Need to report a problem? Please contact us.