Astronomy with an opera-glass: a popular introduction to the study of the starry heavens with the simplest of optical instruments, with maps and directions to facilitate the recognition of the constellations and the principal stars visible to the naked eye; (1888)
Serviss, Garrett Putman, 1851-1929 · New York, London, D. Appleton and company · leaf 118
s was fortunate for their husbandstoo ! Below the Belt will be seen a short row of stars hangingdownward and representing the sword. In the middle ofthis row is the great Orion nebula. The star Theta (6) in-volved in the nebula is multiple, and the position of thislittle cluster of suns is such… … The Sword of Orion and theGreat Nebula. 108 ASTRONOMY WITH AN OPERA-GLASS. opera-glass. Our picture of the Sword of Orion shows itsappearance with a good field-glass. With such a glass sev-eral fine test-objects will be found in the Sword. One of thebest of these is formed by the two five-pointed…
Astronomy
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