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":
Eugenia Ellen Ely
(9 Dec 1863 Stephenville, Erath County, Texas, USA - 9 Mar 1958 Abilene, Taylor County, Texas, USA)
William Kendrick Kuykendall
(31 Jan 1853 Garden Valley, Smith County, Texas, USA - 4 Jul 1918 Abilene, Taylor County, Texas, USA)
         ├─Robert Ewell Kuykendall
(14 Dec 1892 Clyde, Callahan County, Texas, USA - 16 Sep 1987 Abilene, Taylor County, Texas, USA)
         │ + Mary Hermoine Brownlee
(30 Sep 1899 Cottonwood, Callahan County, Texas, USA - 15 Feb 1986 Abilene, Taylor County, Texas, USA)
         ├─Carroll Kendrick Kuykendall
(15 Sep 1894 Clyde, Callahan County, Texas, USA - 26 Jun 1975 Lancaster, Los Angeles County, California, USA)
         │ Etta Lorena Wren
(16 Oct 1904 Clyde, Callahan County, Texas, USA - 6 Dec 1992 Lancaster, Los Angeles County, California, USA)
         │          ├─Hazel Kuykendall
(Abt 1919 Colorado, USA - ??)
         │          └─Carrol Kendrick Kuykendall, Jr
(24 Aug 1930 Breckenridge, Stephens County, Texas, USA -          │           23 Mar 2000 Van Nuys, Los Angeles County, California, USA)
         ├─Josie Ellen Kuykendall
(3 Sep 1887 Clyde, Callahan County, Texas, USA - 7 Nov 1978 Crane, Crane County, Texas, USA)
         │ William 'Homer' Shanks
(27 Jul 1886 Rockland, Tyler County, Texas, USA - 9 Apr 1954 Merkel, Taylor County, Texas, USA)
         │          └─Homer Kuykendall Shanks
(25 Oct 1910 - ??)
         ├─Letta Evaline Kuykendall
(Clyde, Callahan County, Texas, USA;16 Jan 1889 - 8 Apr 1890)
         ├─Augusta Olive Kuykendall
(12 Mar 1891 Clyde, Callahan County, Texas, USA - 22 Jan 1982 Mill Valley, Marin County, California, USA)
         │ + Ottmar Kenneth Auberle
(25 Aug 1897 McKeesport, Allegheny County, Pennsylvania, USA - 19 Dec 1954 Santa Rosa, Sonoma County, California, USA)
         ├─Edessa Etta Kuykendall
(26 Jan 1896 Clyde, Callahan County, Texas, USA - 4 Jul 1985 Abilene, Taylor County, Texas, USA)
         ├─Dolah Creath Kuykendall
(12 Jul 1898 Callahan County, Texas, USA - 12 Sep 1998 San Angelo, Tom Green County, Texas, USA)
         │ + Leslie Bode
(Abt 1888 Texas, USA - ??)
         └─Ita Kuykendall
(Callahan County, Texas, USA;6 Jun 1904 - 12 Jun 1904)