1 matching record(s)
file D (Stack)Hearnshaw, John B.
"Origins of the Stellar Magnitude Scale"
photocopy from Sky & Telescope, November 1992, pp. 494-499. Presented by Roger Hutchins Esq.
[1993-5]
1992
1 matching record(s)
file D (Stack)Hearnshaw, John B.
"Origins of the Stellar Magnitude Scale"
photocopy from Sky & Telescope, November 1992, pp. 494-499. Presented by Roger Hutchins Esq.
[1993-5]
1992