| LC control no. | sh 95009368 |
|---|---|
| LC classification | QB479.55.C93 |
| Geographic heading | Cygnus A |
| Variant(s) | 3C 405 (Astronomy) 4U 1957+40 (Astronomy) |
| See also | Double stars Radio sources (Astronomy) X-ray sources, Galactic |
| Special note | This heading is not valid for use as a geographic subdivision. |
| Found in | Work cat.: 95047487: Cygnus A : study of a radio galaxy, proceedings of the Greenbank workshop, held in Greenbank, West Virginia, May 1-4, 1955, 1996. Gloss. astron. astrophysics (3C 405--a double-lobed radio source, also a x-ray source 4U 1075+40) McGraw-Hill dict. sci. tech. Facts file dict. astro. AP dict. sci. tech. |
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