- Publication Title:
- Positions, areas, and counts of sunspots, Jan.-Apr. 1948; by Lucy T. Day.
- Display Title:
- Circulars. 3. Positions, areas, and counts of sunspots, Jan.-Apr. 1948; by Lucy T. Day.
- Series Title:
- Circulars.
- Corporate Agency Authors:
- Naval Observatory and Defense Dept.
- Sort Author:
- Naval Observatory
- Authors:
- Day, Lucy T.
- Date:
- 1949
- Publish Date ISO Format:
- 1949-01-01T00:00:00Z
- Publication Start:
- 19490101
- Publication End:
- 19491231
- Corporate/Agency Author:
- Naval Observatory
- Publication month:
- 13
- Publication year:
- 1949
- Publication place:
- Washington, D. C.
- Printer:
- Navy-DPPO Prnc.
- SuDoc number:
- D 213.4:(nos.)
- Description:
- 16 p. large 8°
- Notes:
- ø Received late; no copies available at the Division of Public Documents.
- Availability:
- ø Received late; no copies available at the Division of Public Documents.
- Monthly Catalog date:
- September 1950
- Monthly Catalog issue number:
- 668
- Monthly Catalog page number:
- 1
- Monthly Catalog issue date:
- 1950-09-01T00:00:00Z
- Monthly Catalog entry number:
- 19840
- Record start page number:
- 103