1 matching record(s)
file U (Stack)Egger, Hermann
"About sundials"
Cambridge, Mass. : Sky Publishing Corporation, 1953. In: Sky and telescope. Vol. 12, no. 9, July 1953. p. 231-232 and cover. (Together with a label illustrating three modern sundials made by Egger). Presented by the author.
[Unknown]
1953