1 matching record(s)
file U (Stack)Gaythorpe, S. B.
"On a method for deducing approximately the focal lengths and magnifying powers of early telescopes"
offprint from Monthly Notices of the Royal Astronomical Society, vol. LXXXV no. 7, {...}, pp. 659-662. 2 copies. Gunther Loan Collection (*)
[1940-6/ ] & [Unknown]
[n.d.]