✦ LIBER ✦

Note on the Planetary Nebulæ

✍ Scribed by H. D. Curtis

No coin nor oath required. For personal study only.

📜 SIMILAR VOLUMES

Note on the Relative Velocities Observed

✍ W. W. Campbell and J. H. Moore 📂 Article 📅 1916 🏛 University of Chicago Press 🌐 English ⚖ 219 KB

Two New Planetary Nebulæ

✍ PICKERING, EDWARD C. 📂 Article 📅 1880 🏛 Nature Publishing Group 🌐 English ⚖ 265 KB

On the Observed Rotations of Planetary N

✍ W. W. Campbell and J. H. Moore 📂 Article 📅 1916 🏛 University of Chicago Press 🌐 English ⚖ 298 KB

Chemical Composition of the Planetary Ne

✍ PAGE, T. L. 📂 Article 📅 1936 🏛 Nature Publishing Group 🌐 English ⚖ 189 KB

Photoelectric Spectrophotometry of Plane

✍ MacRAE, DONALD A.; STOCK, JURGEN 📂 Article 📅 1954 🏛 Nature Publishing Group 🌐 English ⚖ 296 KB

Observed Rotations of Planetary Nebulæ

✍ W. W. Campbell and J. H. Moore 📂 Article 📅 1915 🏛 University of Chicago Press 🌐 English ⚖ 242 KB