[groff] 14/15: groff_char(7): Update WRT the Times bold \(sq.

[G. Branden Robinson]

gbranden pushed a commit to branch master
in repository groff.

commit f15ea35c7586e31646abd6a2c9922bd9ac9005ab
Author: G. Branden Robinson <g.branden.robinson@gmail.com>
AuthorDate: Mon Jun 6 10:04:34 2022 -0500

    groff_char(7): Update WRT the Times bold \(sq.
    
    See Savannah #42473.
---
 man/groff_char.7.man | 30 +++++++++++++++++++++++-------
 1 file changed, 23 insertions(+), 7 deletions(-)

diff --git a/man/groff_char.7.man b/man/groff_char.7.man
index 60f73301..e67e052d 100644
--- a/man/groff_char.7.man
+++ b/man/groff_char.7.man
@@ -1940,13 +1940,6 @@ A representation of the coverage of the C/A/T's text 
fonts follows.
 The glyph resembling an underscore is a baseline rule,
 and that resembling a vertical line is a box rule.
 .
-In bold,
-according to some sources,
-the square became filled.
-.\" In the Holt, Reinhart, Winston edition of the _Unix Programmer's
-.\" Manual_, Revised and Expanded Version, Volume 2 (1983), the square
-.\" in Times bold is _not_ shown as filled on page 226.  -- GBR
-.
 In italics,
 the box rule was not slanted.
 .
@@ -2035,6 +2028,29 @@ and \[lq]or\[rq] operator
 were used as contextually appropriate.
 .
 .
+.P
+.\" In the Holt, Reinhart, Winston edition of the _Unix Programmer's
+.\" Manual_, Revised and Expanded Version, Volume 2 (1983), the square
+.\" \(sq in Times bold is _not_ shown as filled on page 226.
+.\"
+.\" ...but in the AT&T USG Unix 4.0 manual (ca. 1981), typeset on the
+.\" Autologic APS-5, the Times bold \(sq _is_ filled.
+.\"
+.\" https://www.tuhs.org/Archive/Documentation/Manuals/Unix_4.0/
+.\"   Volume_1/00_Annotated_Table_of_Contents.pdf
+.\"   Volume_1/C.1.2_NROFF_TROFF_Users_Manual.pdf
+.\" -- GBR
+Devices supported by AT&T device-independent
+.I troff
+exhibited some differences in glyph detail.
+.
+For example,
+on the Autologic APS-5 phototypesetter,
+the square
+.B \[rs](sq
+became filled in the Times bold face.
+.
+.
 .\" ====================================================================
 .SH Files
 .\" ====================================================================