✦ LIBER ✦

Provisional sunspot-numbers for February to April, 1939

✍ Scribed by Brunner, W.

No coin nor oath required. For personal study only.

📜 SIMILAR VOLUMES

Provisional sunspot-numbers for February

✍ Brunner, W. 📂 Article 📅 1938 🏛 American Geophysical Union 🌐 English ⚖ 26 KB

Provisional sunspot-numbers for March to

✍ Brunner, W. 📂 Article 📅 1930 🏛 American Geophysical Union 🌐 English ⚖ 49 KB

Provisional sunspot-numbers for July to

✍ Brunner, W. 📂 Article 📅 1939 🏛 American Geophysical Union 🌐 English ⚖ 27 KB

Provisional sunspot-numbers for October

✍ Brunner, W. 📂 Article 📅 1940 🏛 American Geophysical Union 🌐 English ⚖ 26 KB

Provisional Sunspot-Numbers for February

✍ Brunner, W. 📂 Article 📅 1942 🏛 American Geophysical Union 🌐 English ⚖ 25 KB

Provisional sunspot-numbers for November

✍ Brunner, W. 📂 Article 📅 1939 🏛 American Geophysical Union 🌐 English ⚖ 35 KB