BICh-3 - AbsoluteAstronomy.com

External links

http://www.ctrl-c.liu.se/misc/RAM/bich-3.html
http://web.archive.org/web/20091027081510/http://www.geocities.com/unicraftmodels/on/bich3/bich3.htm
http://www.jroger.net/berliweb/tcheranovsky/page_tcheranovsky.htm - archival photographs

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