spectrail luminosity 
| Title |
Date |
Author |
|---|---|---|
| Some Spectral Luminosity Curves Obtained by Flicer and Equality of Brightness Photometers | Nov 01, 1910 | Herbert E. Ives |
| Title |
Date |
Author |
|---|---|---|
| Some Spectral Luminosity Curves Obtained by Flicer and Equality of Brightness Photometers | Nov 01, 1910 | Herbert E. Ives |