In this archive there are the full disk images of the Sun, obtained through scanning of filmograms set at the equatorial bar placed in the main dome of Monte Mario site of Rome Astronomical Observatory. CaII K and Hα Halle filters were used to perform observations.
At the moment are avaible two daily images, named a e b, from 7 February, 1964 to 5 May, 1979 for K band and 1968 -1970 for continuum.
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*The digitalization of this on-line sample of filmograms has been performed by dott. Ivan Ferraro (O.A.R.)