Cosmography archives

1986: A Slice of the Universe

by Valérie de Lapparent, Margaret Geller, and John Huchra
https://ui.adsabs.harvard.edu/abs/1986ApJ...302L...1D/abstract

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1998: the Multiple Mirror Telescope on Mount Hopkins, Arizona, is upgraded with a single 6.5-m mirror in place of the smaller six-mirror array.

https://mmto.org/history-of-the-telescope/
http://tdc-www.harvard.edu/mthopkins/mmtbefore.html

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