Martin, B. (1771). <<The>> method of calculating the magnifying power of a reflecting telescope: Illustrated by example. With a general table of all the Magnifying Powers of 12 such Telescopes, from 4 to 100 Inches focal Distance of the Great Speculum. s.n.
Chicago-Zitierstil (17. Ausg.)Martin, Benjamin. <<The>> Method of Calculating the Magnifying Power of a Reflecting Telescope: Illustrated by Example. With a General Table of All the Magnifying Powers of 12 Such Telescopes, from 4 to 100 Inches Focal Distance of the Great Speculum. [London]: s.n, 1771.
MLA-Zitierstil (8. Ausg.)Martin, Benjamin. <<The>> Method of Calculating the Magnifying Power of a Reflecting Telescope: Illustrated by Example. With a General Table of All the Magnifying Powers of 12 Such Telescopes, from 4 to 100 Inches Focal Distance of the Great Speculum. s.n, 1771.