✦ LIBER ✦

Photographic Observations of the Spectra of Sun-Spots

✍ Scribed by George E. Hale and Walter S. Adams

No coin nor oath required. For personal study only.

📜 SIMILAR VOLUMES

Observations of Sun-Spot Spectra1

📂 Article 📅 1895 🏛 Nature Publishing Group 🌐 English ⚖ 220 KB

Observations of Sun-Spot Spectra, 1879-1

✍ Lockyer, J. N. 📂 Article 📅 1895 🏛 The Royal Society ⚖ 214 KB

Observations of Sun-Spot Spectra, 1879-1

✍ J. Norman Lockyer 📂 Article 📅 1894-1895 🏛 The Royal Society ⚖ 387 KB

The First Observations of Sun-Spots

✍ HOSIE, ALEXANDER 📂 Article 📅 1879 🏛 Nature Publishing Group 🌐 English ⚖ 214 KB

Preliminary Photographic Map of the Sun-

✍ George E. Hale, W. W. Campbell and J. H. Moore 📂 Article 📅 1907 🏛 University of Chicago Press 🌐 English ⚖ 228 KB

Note on the Reduction of the Observation

✍ Lockyer, J. N. 📂 Article 📅 1881 🏛 The Royal Society ⚖ 377 KB