The paper length is not relevant since the chart flows from one page to the next.
Mobile
in.
mm
Portrait
2.75
70
For smart phones, not for printing
Landscape
5.5
140
For smart phones, not for printing
USA & Canada
in.
mm
Letter Portrait
8.5
216
Also Legal Portrait
Letter Landscape
11
279
Legal Landscape
14
356
Also Ledger Portrait
Ledger Landscape
17
432
International
in.
mm
A5 Portrait
5.82
148
A4 Portrait
8.25
210
Also A5 Landscape
A4 Landscape
11.71
297
Also A3 Landscape
A3 Landscape
16.54
420
The Text+ programs assume that the right and left margins are each about 25mm (1/2 inch) wide.
On the Format for Printing page, differences in page margins can be accommodated by the "fudge factor":
Father: Robert Campbell (R.C.) Duggan (5 Sep 1840 Polk County, Tennessee, USA - 3 Feb 1910 Maud, Pottawatamie County, Oklahoma, USA)
Mother: Lucinda Jane (Lucinful) Richmond (27 Jan 1843 Cleveland, Bradley County, Tennessee, USA - 13 Jan 1901 Arno, Douglas County, Missouri, USA)
Lillian L. (Lillie) Duggan
(18 Feb 1882 Douglas County, Missouri, USA - 31 Oct 1920 Prague, Lincoln County, Oklahoma, USA)
:         └─Floaid Leona Duggan
(1897 Washington Twp, Douglas County, Missouri, USA - 1941 Hinton, Caddo County, Oklahoma, USA)
:          + Jesse Cox
(25 Feb 1894 Long Island, Phillps County, Kansas, USA - 1951 bur.Binger, Caddo County, Oklahoma, USA)
Chester Leande (Lee) Gray
(28 Feb 1874 Scotland County, Missouri, USA - 15 Feb 1951 Bixby, Tulsa County, Oklahoma, USA)
         ├─Elvae Mae (Alvia) Gray
(9 May 1916 Prague, Lincoln County, Oklahoma, USA - 11 May 1985 Little Rock, Pulaski County, Arkansas, USA)
         │ + Carl Henry Harp
(25 Oct 1907 Elmer, Jackson County, Oklahoma, USA - 12 Aug 1986 Oklahoma City, Oklahoma County, Oklahoma, USA)
         │ + Orbra Shydell (Dick) Rodgers
(5 May 1905 Venus, Johnson County, Texas, USA -          │ 25 Jul 1998 Little Rock, Pulaski County, Arkansas, USA)
         ├─Frank Gray
(18 Feb 1912 Prague, Lincoln County, Oklahoma, USA - 16 May 1986 Bixby, Tulsa County, Oklahoma, USA)
         │ + Nettie Kathern Miller
(13 Oct 1916 Stillwater, Payne County, Oklahoma, USA - 4 Aug 2005 Broken Arrow, Tulsa County, Oklahoma, USA)
         ├─Dee Ray Gray
(20 Jan 1913 Prague, Lincoln County, Oklahoma, USA - 2 Jul 1989 Shasta Lake, Shasta County, California, USA)
         │ + Dorothy
(1915 Prague, Lincoln County, Oklahoma, USA - ??)
         ├─Florence Amanda Joan Gray
(6 Nov 1918 Prague, Lincoln County, Oklahoma, USA - 11 May 1985 Little Rock, Pulaski County, Arkansas, USA)
         │ + Charles Henry (Charlie) Thomas
(1905 Fort Supply, Woodward County, Oklahoma, USA - 4 Jan 1980 Deming, Luna County, New Mexico, USA)
         └─Johnny Kenneth Gray Baldock
(7 Mar 1920 Laverne, Harper County, Oklahoma, USA - 15 Oct 1999 Rome, Floyd County, Georgia, USA)
          + Florene Jeanette Bulkly
(2 Mar 1923 Laverne, Harper County, Oklahoma, USA -           11 Jan 1990 Rome, Floyd County, Georgia, USA)