From mboxrd@z Thu Jan 1 00:00:00 1970 X-Spam-Checker-Version: SpamAssassin 3.4.4 (2020-01-24) on inbox.vuxu.org X-Spam-Level: X-Spam-Status: No, score=-1.0 required=5.0 tests=MAILING_LIST_MULTI, T_SCC_BODY_TEXT_LINE autolearn=ham autolearn_force=no version=3.4.4 Received: (qmail 23479 invoked from network); 22 Jun 2022 03:25:56 -0000 Received: from minnie.tuhs.org (2600:3c01:e000:146::1) by inbox.vuxu.org with ESMTPUTF8; 22 Jun 2022 03:25:56 -0000 Received: from minnie.tuhs.org (localhost [IPv6:::1]) by minnie.tuhs.org (Postfix) with ESMTP id EBCF340D95; Wed, 22 Jun 2022 13:25:52 +1000 (AEST) Received: from pasta.tip.net.au (pasta.tip.net.au [IPv6:2401:fc00:0:129::2]) by minnie.tuhs.org (Postfix) with ESMTPS id ADDE140D94 for ; Wed, 22 Jun 2022 13:25:43 +1000 (AEST) Received: from [192.168.1.2] (219-90-181-104.ip.adam.com.au [219.90.181.104]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by pasta.tip.net.au (Postfix) with ESMTPSA id 4LSTKw2FF9z9Pqn; Wed, 22 Jun 2022 13:25:39 +1000 (AEST) From: steve jenkin Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable Mime-Version: 1.0 (Mac OS X Mail 12.4 \(3445.104.21\)) Date: Wed, 22 Jun 2022 13:25:38 +1000 Message-Id: <52BD592D-7E76-4762-9DB1-DF53AA87CAC9@canb.auug.org.au> To: TUHS X-Mailer: Apple Mail (2.3445.104.21) Message-ID-Hash: YOBWBBDRXOD2R67MXOGW6HQT5WWR7KKZ X-Message-ID-Hash: YOBWBBDRXOD2R67MXOGW6HQT5WWR7KKZ X-MailFrom: sjenkin@canb.auug.org.au X-Mailman-Rule-Misses: dmarc-mitigation; no-senders; approved; emergency; loop; banned-address; member-moderation; header-match-tuhs.tuhs.org-0; nonmember-moderation; administrivia; implicit-dest; max-recipients; max-size; news-moderation; no-subject; digests; suspicious-header X-Mailman-Version: 3.3.6b1 Precedence: list Subject: [TUHS] =?utf-8?q?Early_Unix_Growth=3A_Number_of_=E2=80=9CInstallations=E2=80=9D_or_Licences=3F?= List-Id: The Unix Heritage Society mailing list Archived-At: List-Archive: List-Help: List-Owner: List-Post: List-Subscribe: List-Unsubscribe: I=E2=80=99ve been wondering about the growth of Unix and if there=E2=80=99= s any good data available. There=E2=80=99s the Early Unix Epoch, which probably ends with the Unix = Support Group assuming the distribution role, plus providing / = distributing their version of the code. Later there=E2=80=99s commercial Unix: System III and System V, I guess. BSD, until the lawsuit was resolved, required a Source code license, but = their installation count is important in pre-Commercial Unix. Large licensees like SUN, HP & IBM (AIX) may not have published license = counts for their versions - but then, were their derivatives =E2=80=9CUnix= =E2=80=9D or something else? Warner Loch=E2=80=99s paper has data to around 1978 [below]. I=E2=80=99ve no idea where to find data for USG issued licences, or if = the number of binary & source licences were ever reported in the = Commercial Era by AT&T. I=E2=80=99ll not be the first person who=E2=80=99s gone down this road, = but my Search Fu isn=E2=80=99t good enough to find them. Wondering if anyone on the list can point me at resources, even a bunch = of annual reports. I don=E2=80=99t mind manually pulling out the data I=E2=80=99m = interested in. But why reinvent the wheel if the work is already done? steve =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D numbers extracted from Warner Loch=E2=80=99s paper. = 2nd Edn June 1972 10 installations 3rd Edn February 1973 16 4th Edn November 1973 >20, or 25 July 74 CACM paper "Unix = Time Sharing System=E2=80=9D after which external interest exploded 6th Edn 1975 ??? 7th Edn March 1978 600+, >300 inside Bell = System, "even more have been licensed to outside users=E2=80=9D =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D -- Steve Jenkin, 0412 786 915 (+61 412 786 915) PO Box 38, Kippax ACT 2615, AUSTRALIA mailto:sjenkin@canb.auug.org.au http://members.tip.net.au/~sjenkin