https://gregladen.com/blog/2011/09/15/minnesota-planetarium-society/ Fri, 16 Sep 2011 05:42:18 +0000 hourly 1 https://wordpress.org/?v=6.4.6 https://gregladen.com/blog/2011/09/15/minnesota-planetarium-society/#comment-507989 Fri, 16 Sep 2011 05:42:18 +0000 http://scienceblogs.com/gregladen/2011/09/15/minnesota-planetarium-society/#comment-507989 Youmean like this?

]]> https://gregladen.com/blog/2011/09/15/minnesota-planetarium-society/#comment-507988 Fri, 16 Sep 2011 04:59:36 +0000 http://scienceblogs.com/gregladen/2011/09/15/minnesota-planetarium-society/#comment-507988 That reminds me … some time around the middle of last year I saw a friend walking around with an awkward looking gizmo. “Hey,” I said, “That’s a Zeiss ZKP-3 – where did you get it?” “Oh, the owners didn’t want it anymore.” I wonder what became of that projector … it isn’t every day that you see someone walking around with such a thing. Another friend has a ZKP-1 and we used to talk about modifying it and making it a transportable projector, but I hadn’t heard from him for years.

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