2 matching record(s)
file D (Stack)Wattenberg, Dietrich
"Ernst Abbe as Astronomer"
extract from Jena Review, 1971/6, pp. 329-332.
[Unknown]
1971
file D (Stack)Wattenberg, Dietrich
"The Zeiss-Jena Instruments of the Archenhold Observatory in Berlin-Treptow"
extract from Jena Review, 1971/6, pp. 347-353.
[Unknown]
1971