✦ LIBER ✦

PHOTOGRAPHIC OBSERVATIONS OF THE RING NEBULÆ IN LYRA AND CYGNUS

✍ Scribed by James E. Keeler

No coin nor oath required. For personal study only.

📜 SIMILAR VOLUMES

Observations of stars around the ring ne

✍ A. Hall 📂 Article 📅 1878 🏛 John Wiley and Sons 🌐 English ⚖ 101 KB 👁 3 views

Spectrographic Observations of Relative

✍ W. W. Campbell and J. H. Moore 📂 Article 📅 1916 🏛 National Academy of Sciences 🌐 English ⚖ 178 KB

On the Central Star of the Ring Nebula i

✍ James E. Keeler 📂 Article 📅 1892 🏛 John Wiley and Sons 🌐 English ⚖ 219 KB 👁 2 views

High-Resolution Observations of the Radi

✍ RYLE, M.; ELSMORE, B.; NEVILLE, ANN C. 📂 Article 📅 1965 🏛 Nature Publishing Group 🌐 English ⚖ 504 KB

Observations of circular polarization in

✍ O. S. Shulov; E. T. Belokon' 📂 Article 📅 1974 🏛 Springer 🌐 English ⚖ 530 KB

Observations of the new Variable Red Sta

✍ J. Birmingham; Doctor Doberck 📂 Article 📅 1881 🏛 John Wiley and Sons 🌐 English ⚖ 98 KB 👁 3 views