Hans Nieuwenhuijzen's Utrecht astronomy photos

Album Sterrewacht Sonnenborgh in 1956-1957

Album Symposium "The Solar Spectrum" held at Utrecht in 1963 at the retirement of Marcel G.J. Minnaert

Album Utrecht astronomers 1961-1965

Album meeting Nederlandse Astronomenclub 1968

Album Utrecht astronomy 1968-1969

Album Herman van de Stadt in 1969 and 1999

Album farewell Sterrekundig Instituut Utrecht 2012-04-04



Rob Rutten 2017-11-18