HISTORICAL SOLAR OBSERVATIONS ON 35MM MICROFILM

McMath-Hulbert Calcium Plage Regions -

Full disk daily drawings and summary tables. Calcium drawings from Mt Wilson and Big Bear observatories complete the set after McMath Observatory closed in September 1979.

1. June 1942-3 March 1945
2. 4 March 1945-December 1947
3. 1948-1951
4. 1952-1956
5. 1957-1960
6. 1961-1964
7. 1965-1969
8. 1970-1974
9. 1975-1978
10. 1979-1981
11. 1982-1987

Data no longer reduced.

Greenwich Observatory "Photoheliographic Results" -

Tables of sunspot groups and their positions and areas for each day of the year for 1874-February 1979 (station closed).

1. 1874-1888
2. 1889-1895
3. 1896-1907
4. 1908-1918
5. 1919-1926
6. 1927-1935
7. 1936-1945
8. 1946-1952
9. 1953-1965
10. 1966-February 1979

Mt. Wilson Polarity Drawings of Sunspot Magnetic Fields -

Daily drawings of sunspot groups that include strength and direction of magnetic fields.

1. 1925-1928
2. 1929-8 March 1933
3. 9 March 1933-27 November 1937
4. 28 November 1937-9 August 1941
5. 10 August 1941-14 November 1945
6. 15 November 1945-13 July 1949
7. 14 July 1949-9 April 1953
8. 10 April 1953-31 December 1957
9. 1 January 1958-3 December 1960
10. 4 December 1960-31 December 1962
11. 1963-1965
12. 1966-1968
13. 1969-1970
14. 1971-1972
15. 1973-1974
16. 1975-1976
17. 1977-1978
18. 1979-1980
19. 1981-November 1982

Sunspot Daily Drawings -

Full disk drawings of sunspot areas for April 1948-December 1992. Drawings from Boulder, Sacramento Peak and Holloman observatories were used to make the set. There are no observations for July-December 1964. Each reel contains the following dates:

1. April 1948-December 1950
2. 1951-1953
3. 1954-1959
4. 1960-June 1964
5. 1965-1968
6. 1969-1971
7. 1972-1976
8. 1977-1980
9. 1981-1984
10. 1985-1987
11. 1988-1989
12. 1990-1991
13. 1992

Fraunhofer Daily Maps of the Sun -

Detailed drawings of sunspot groups; of calcium plages and flare positions; and of corona, prominences and filaments for the years 1956-1973. Data reduction program discontinued in 1973.

1. April 1956-December 1958
2. 1959-1961
3. 1962-1964
4. 1965-1967
5. 1968-1970
6. 1971-1973

Cartes Synoptiques and Catalogues of Filaments and Active Regions -

Published since 1919 by the Paris Observatory and consists of maps and tables organized by solar rotation.

1. 1919-1930 Rotations 876-1033
2. 1931-June 1957 Rotations 1034-1388
3. July 1957- December 1975 Rotations 1389-1609
4. June 1976- December 1989 Rotations 1637-1823

Kitt Peak Solar Magnetograms -

Photographic prints of daily solar magnetograms for July 1974-December 1992.

1. July 1974-February 1979
2. March 1979-December 1984
3. January 1985-December 1992
4. Synoptic charts May 1973-May 1991

Kitt Peak Helium 10830A Coronal Holes -

daily photographic prints of the full disk for February 1975-December 1992.

1. December 1974-December 1980
2. January 1981-December 1985
3. January 1986-December 1992

(missing data Dec 85-Apr 86, Jul 86-May 87, Apr 91-Dec 91)

IAU Quarterly Bulletin on Solar Activity -

Published since 1917 by the International Astronomical Union. The early editions contained tables of sunspot activity and plage regions observed in calcium and H-alpha light. By the mid-1930's the publication included solar flares, coronal intensities, and solar radio flux and bursts. It continues today in a similar form.

1. 1917-1955
2. 1956-1960
3. 1961-1966
4. 1967-1969
5. 1970-1975
6. 1976-1981
7. 1982-1983

H-Alpha Solar Patrol Films -

Daily solar patrol films from nine stations. Contact NGDC for costs of specific time intervals.

1. Boulder Apr 70-Jan 81
2. Carnarvon Aug 69-Jun 74
3. Canary Islands Jan 71-Feb 74
4. Holloman Oct 77-Jun 90
5. Learmonth Oct 80-May 90
6. Lockheed Nov 58-Jun 73
7. McMath 1933-Sep 79
8. Palehua Apr 70-Aug 90
9. Ramey Aug 68-Sep 90

Back Issues of Solar-Geophysical Data on Microflim and Microfiche -

Back issues of the monthly bulletin Solar-Geophysical Data are offered from 1956 through 1992 on microfilm and microfiche. All issues from January 1956 to December 1972 are on microfilm, 1973 through 1992 on microfiche.

1. Jan 56-Dec 56
2. Jan 57-Dec 57
3. Jan 58-Dec 58
4. Jan 59-Dec 59
5. Jan 60-Dec 60
6. Jan 61-Dec 61
7. Jan 62-Dec 62
8. Jan 63-Dec 63
9. Jan 64-Dec 64
10. Jan 65-Dec 65
11. Jan 66-Sep 66
12. Oct 66-Dec 66
13. Jan 67-Dec 67
14. Jan 68-Jun 68
15. Jul 68-Dec 68
16. Jan 69-Jun 69
17. Jul 69-Dec 69
18. Jan 70-Jun 70
19. Jul 70-Dec 70
20. Jan 71-Jun 71
21. Jul 71-Dec 71
22. Jan 72-Jun 72
23. Jul 72-Dec 72

All of the above on microfilm

1. 1973-1992 on microfiche

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