Path: utzoo!utgpu!news-server.csri.toronto.edu!rpi!usc!cs.utexas.edu!uunet!world!bmarcum
From: bmarcum@world.std.com (Bill Marcum)
Newsgroups: comp.sys.atari.8bit
Subject: Re: Unsprites programs, CaveLords programs, et al
Summary: Look in old ANALOG magazines
Message-ID: <1991Mar23.100121.3740@world.std.com>
Date: 23 Mar 91 10:01:21 GMT
References: <9103201657.AA04907@cwns6.INS.CWRU.Edu> <1991Mar21.030537.1230@nmt.edu>
Organization: The World Public Access UNIX, Brookline, MA
Lines: 4

I had the same problem with the Unsprites programs; they wouldn't run after
uudecoding.  But it turned out that the article and the programs were
originally published in ANALOG Computing magazine, issue #70.  I believe 
the other programs (CaveLords, Drop Zone) were also in ANALOG.