https://www.mckusick.com/csrg/index.html

	CD-ROM #1 - Berkeley Systems 1978 - 1986
	1bsd		2.9pucc		4.1.snap	4.2buglist
	2.10		2bsd		4.1a		4.3
	2.79		3bsd		4.1c.1		VM.snapshot.1
	2.8		4.0		4.1c.2		pascal.2.0
	2.9		4.1		4.2		pascal.2.10

	CD-ROM #2 - Berkeley Systems 1987 - 1993
	4.3reno		4.4BSD-Lite1	net.1
	4.3tahoe	VM.snapshot.2	net.2

	CD-ROM #3 - Final Berkeley Releases
	4.4		4.4BSD-Lite2

	CD-ROM #4 - Final /usr/src including SCCS files
	Contrib		admin		games		local	    sys
	Makefile	bin		include		old	    usr.bin
	README		contrib		lib		sbin	    usr.sbin
	SCCS		etc		libexec		share