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: Daniel Coffee Trewhitt (29 Jan 1823 Morgan County, Tennessee, USA - 4 Jan 1891 Chattanooga, Hamilton County, Tennessee, USA)
Mother: Mary Meliss Hunter (23 Jul 1848 Harrison, Hamilton County, Tennessee, USA - 5 Jul 1919 Knoxville, Knox County, Tennessee, USA)
Alonzo Sharp Trewhitt
(Chattanooga, Hamilton County, Tennessee, USA;10 Sep 1871 - 26 Jun 1929)
Enola Barnes
(3 Jul 1877 Monroe County, Tennessee, USA - 1 May 1956 Chattanooga, Hamilton County, Tennessee, USA)
         ├─Frances Louise Trewhitt
(Chattanooga, Hamilton County, Tennessee, USA;2 Jun 1920 - 27 Feb 1927)
         ├─Lucille Trewhitt
(14 Aug 1898 Chattanooga, Hamilton County, Tennessee, USA - 11 Oct 1986 Los Angeles, Los Angeles County, California, USA)
         │ + Victor Emanuel Johnson
(10 Mar 1886 Chattanooga, Hamilton County, Tennessee, USA - 7 Sep 1959 Fletcher, Henderson County, Tennessee, USA)
         ├─Ida Ellen Trewhitt
(27 Oct 1905 Chattanooga, Hamilton County, Tennessee, USA - 14 May 1987 Knoxville, Knox County, Tennessee, USA)
         │ + Sherlock Ross Hope
(11 Apr 1905 Tennessee, USA - 2 Oct 1959)
         ├─Daniel Edward Trewhitt
(10 Aug 1907 Chattanooga, Hamilton County, Tennessee, USA -          │ 14 Aug 1963 bur.Chattanooga, Hamilton County, Tennessee, USA)
         ├─Alonzo Hunter Trewhitt
(20 Sep 1911 Chattanooga, Hamilton County, Tennessee, USA -          │ 5 May 1969 bur.Chattanooga, Hamilton County, Tennessee, USA)
         ├─David Bernard Trewhitt
(Abt 1915 Chattanooga, Hamilton County, Tennessee, USA - ??)
         └─Gertrude Trewhitt
(Chattanooga, Hamilton County, Tennessee, USA;26 Jan 1902 - 26 Feb 1994)
          + Edwin Dewey Bohr
(9 Jun 1898 Hamilton County, Tennessee, USA - 8 Nov 1965 bur.Chattanooga, Hamilton County, Tennessee, USA)