The Ring Nebula in Lyra. Plate 33 in “Astronomical Engravings Prepared at Harvard College Observatory 1872-75.” NOAA Central Library Rare Book , Call No. QB86.H3 1876.
| 478 x 640 | 26.35 KB | |
| 956 x 1280 | 133.20 KB | |
| 1434 x 1920 | 341.17 KB | |
| 2205 x 2953 | 1.01 MB |
| Added On | 18th October 2015 |
| Viewed | 4 viewed |