IR81.ps		Tanenbaum, A.S., Stevenson, J.W., Keizer, E.G., and
		van Staveren, H.  Description of a machine architecture 
		for use with block structured languages. IR-81.

doc.zip		Contains a Postscript version of all troff files in
		<ack home directory>/doc.

doc.tar.gz	Contains a Postscript version of all troff files in
		<ack home directory>/doc.

Ack-5.5.tar.gz	Version 5.5 of the Amsterdam Compiler Kit.

Ack-5.5.zip	Version 5.5 of the Amsterdam Compiler Kit.