1 matching record(s)
file E (Stack)Sampson, R. A.; Conrady, A. E.
"On Three Huygens Lenses in the Possession of the Royal Society of London"
offprint from Proceedings of the Royal Society of Edinburgh, Session 1928-1929, vol. XLIX part IV no. 23, pp. 289-299 and plates. Gunther Loan Collection
[1940-6/ ]
1929?