For those Stanford/Xerox/nearby people who aren't on the "AFL" mailing
list (and haven't heard about this from Frances Yao, who arranged it):

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Date:  5 Aug 1980 1626-PDT
From: CSD.ULLMAN at SU-SCORE
Subject: AFL
To: Algorithms for Lunch Bunch: ;

The speaker on Aug. 12 will be David Singmaster.  He will talk about the
manipulation of the Hungarian magic cube.
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(AFL meets 12:30 Tuesday in Margaret Jacks Hall room 301. Bring a lunch.)