✦ LIBER ✦

The Parallax of the Planetary Nebula N. G. C. 7662

✍ Scribed by Adriaan Van Maanen

No coin nor oath required. For personal study only.

📜 SIMILAR VOLUMES

ON THE FORMS OF SPECTRAL LINES OBSERVED

✍ W. W. Campbell and J. H. Moore 📂 Article 📅 1917 🏛 University of Chicago Press 🌐 English ⚖ 483 KB

The Parallax of the Ring Nebula in Lyra

✍ A. van Maanen 📂 Article 📅 1917 🏛 University of Chicago Press 🌐 English ⚖ 224 KB

On the Rotation of the Planetary Nebula

✍ W. W. Campbell and J. H. Moore 📂 Article 📅 1916 🏛 University of Chicago Press 🌐 English ⚖ 225 KB

The Parallax of the Planetary Nebula Dm.

✍ W. W. Campbell 📂 Article 📅 1893 🏛 University of Chicago Press 🌐 English ⚖ 175 KB

Spectrographic Observations of Rotation

✍ W. W. Campbell and J. H. Moore 📂 Article 📅 1917 🏛 University of Chicago Press 🌐 English ⚖ 223 KB

The Parallax of N. G. C. 226

✍ A. van Maanen 📂 Article 📅 1921 🏛 University of Chicago Press 🌐 English ⚖ 222 KB