From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: tuhs-bounces@minnie.tuhs.org X-Spam-Checker-Version: SpamAssassin 3.4.2 (2018-09-13) on inbox.vuxu.org X-Spam-Level: X-Spam-Status: No, score=-0.8 required=5.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,RCVD_IN_DNSWL_NONE autolearn=ham autolearn_force=no version=3.4.2 Received: from minnie.tuhs.org (minnie.tuhs.org [45.79.103.53]) by inbox.vuxu.org (OpenSMTPD) with ESMTP id 163ccd22 for ; Sat, 27 Oct 2018 15:50:01 +0000 (UTC) Received: by minnie.tuhs.org (Postfix, from userid 112) id 5640FA21C0; Sun, 28 Oct 2018 01:50:00 +1000 (AEST) Received: from minnie.tuhs.org (localhost [127.0.0.1]) by minnie.tuhs.org (Postfix) with ESMTP id 4EB6494BB2; Sun, 28 Oct 2018 01:49:33 +1000 (AEST) Received: by minnie.tuhs.org (Postfix, from userid 112) id EB59494BB2; Sun, 28 Oct 2018 01:28:27 +1000 (AEST) X-Greylist: delayed 532 seconds by postgrey-1.35 at minnie.tuhs.org; Sun, 28 Oct 2018 01:28:27 AEST Received: from relay01.pair.com (relay01.pair.com [209.68.5.15]) by minnie.tuhs.org (Postfix) with ESMTPS id 7ACF894113 for ; Sun, 28 Oct 2018 01:28:27 +1000 (AEST) Received: from orac.inputplus.co.uk (unknown [84.93.86.126]) by relay01.pair.com (Postfix) with ESMTP id D5434D010B4; Sat, 27 Oct 2018 11:19:34 -0400 (EDT) Received: from orac.inputplus.co.uk (orac.inputplus.co.uk [IPv6:::1]) by orac.inputplus.co.uk (Postfix) with ESMTP id A834C1FADC; Sat, 27 Oct 2018 16:19:33 +0100 (BST) To: Milo Velimirovic From: Ralph Corderoy MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8bit In-reply-to: References: <201810271159.w9RBxZaQ124546@tahoe.cs.Dartmouth.EDU> <20181027122834.GA97675@indra.papnet.eu> Date: Sat, 27 Oct 2018 16:19:33 +0100 Message-Id: <20181027151933.A834C1FADC@orac.inputplus.co.uk> Subject: Re: [TUHS] Reconstructed and newly set UNIX Manual X-BeenThere: tuhs@minnie.tuhs.org X-Mailman-Version: 2.1.20 Precedence: list List-Id: The Unix Heritage Society mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: tuhs@tuhs.org Errors-To: tuhs-bounces@minnie.tuhs.org Sender: "TUHS" Hi Milo, > I'm unaware of any other definitions of a point. Below is an extract from GNU units 2.17's /usr/share/units/definitions.units. # # Printing # fournierpoint 0.1648 inch / 12 # First definition of the printers # point made by Pierre Fournier who # defined it in 1737 as 1|12 of a # cicero which was 0.1648 inches. olddidotpoint 1|72 frenchinch # François Ambroise Didot, one of # a family of printers, changed # Fournier's definition around 1770 # to fit to the French units then in # use. bertholdpoint 1|2660 m # H. Berthold tried to create a # metric version of the didot point # in 1878. INpoint 0.4 mm # This point was created by a # group directed by Fermin Didot in # 1881 and is associated with the # imprimerie nationale. It doesn't # seem to have been used much. germandidotpoint 0.376065 mm # Exact definition appears in DIN # 16507, a German standards document # of 1954. Adopted more broadly in # 1966 by ??? metricpoint 3|8 mm # Proposed in 1977 by Eurograf oldpoint 1|72.27 inch # The American point was invented printerspoint oldpoint # by Nelson Hawks in 1879 and texpoint oldpoint # dominates USA publishing. # It was standardized by the American # Typefounders Association at the # value of 0.013837 inches exactly. # Knuth uses the approximation given # here (which is very close). The # comp.fonts FAQ claims that this # value is supposed to be 1|12 of a # pica where 83 picas is equal to 35 # cm. But this value differs from # the standard. texscaledpoint 1|65536 texpoint # The TeX typesetting system uses texsp texscaledpoint # this for all computations. computerpoint 1|72 inch # The American point was rounded point computerpoint computerpica 12 computerpoint # to an even 1|72 inch by computer postscriptpoint computerpoint # people at some point. pspoint postscriptpoint twip 1|20 point # TWentieth of an Imperial Point Q 1|4 mm # Used in Japanese phototypesetting # Q is for quarter frenchprinterspoint olddidotpoint didotpoint germandidotpoint # This seems to be the dominant value europeanpoint didotpoint # for the point used in Europe cicero 12 didotpoint stick 2 inches # Type sizes excelsior 3 oldpoint brilliant 3.5 oldpoint diamondtype 4 oldpoint pearl 5 oldpoint agate 5.5 oldpoint # Originally agate type was 14 lines per # inch, giving a value of 1|14 in. ruby agate # British nonpareil 6 oldpoint mignonette 6.5 oldpoint emerald mignonette # British minion 7 oldpoint brevier 8 oldpoint bourgeois 9 oldpoint longprimer 10 oldpoint smallpica 11 oldpoint pica 12 oldpoint english 14 oldpoint columbian 16 oldpoint greatprimer 18 oldpoint paragon 20 oldpoint meridian 44 oldpoint canon 48 oldpoint # German type sizes nonplusultra 2 didotpoint brillant 3 didotpoint diamant 4 didotpoint perl 5 didotpoint nonpareille 6 didotpoint kolonel 7 didotpoint petit 8 didotpoint borgis 9 didotpoint korpus 10 didotpoint corpus korpus garamond korpus mittel 14 didotpoint tertia 16 didotpoint text 18 didotpoint kleine_kanon 32 didotpoint kanon 36 didotpoint grobe_kanon 42 didotpoint missal 48 didotpoint kleine_sabon 72 didotpoint grobe_sabon 84 didotpoint -- Cheers, Ralph. https://plus.google.com/+RalphCorderoy