Spectroscope
ZEISS
1930-1940
Porro prism binocular 6×30
BLEEKER
ca. 1953
Telescope
ONBEKEND/UNKNOWN
1900-1930
Thread counter
BLEEKER
1955-1965
info@stichtinghistorischemicroscopie.nl
Visseringlaan 25
2288 ER Rijswijk
The Netherlands
RSIN: 804217361
KVK: 41182753
IBAN: NL53INGB0007728414
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