An Optical Photograph
| Title | An Optical Photograph |
| Publication Type | Journal Article |
| Year of Publication | 1915 |
| Authors | Douglass, AE |
| Journal | The Astrophysical Journal |
| Volume | XLI |
| Issue | No. 3 |
| Keywords | astronomy, Douglass, optical, optics, photograph |
| Title | An Optical Photograph |
| Publication Type | Journal Article |
| Year of Publication | 1915 |
| Authors | Douglass, AE |
| Journal | The Astrophysical Journal |
| Volume | XLI |
| Issue | No. 3 |
| Keywords | astronomy, Douglass, optical, optics, photograph |
