One of four photographs showing an enlarged portions of the Sun's visible disc (black-and-white prints (photographs); astrophotographs; Sun)
One of four photographs in window mounts showing an enlarged portions of the Sun's visible disc (black-and-white prints (photographs); astrophotographs; Sun)
Enlarged Photograph of a Part of the Sun's Disc (black-and-white prints (photographs); astrophotographs; Sun)
Enlarged Photograph of Part of the Sun's Disc (black-and-white prints (photographs); astrophotographs; Sun)
