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":
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┌──Judge Levi Trewhitt
(14 Jul 1797 Buncombe County, North Carolina, USA - 31 Jan 1862 Mobile, Mobile County, Alabama, USA) =>
┌──Thomas Thompson Trewhitt
(27 Mar 1843 Bradley County, Tennessee, USA - 24 Jun 1896 Cleveland, Bradley County, Tennessee, USA)
│ └──Harriett Lavender
(3 May 1803 Morgan County, Tennessee, USA - 9 Jan 1855 Cleveland, Bradley County, Tennessee, USA) =>
│
┌──Andrew Jackson Trewhitt
(22 Mar 1882 Bradley County, Tennessee, USA - 8 Jan 1958 Cleveland, Bradley County, Tennessee, USA)
│ └──Jane Montgomery
(11 Aug 1840 Blount County, Tennessee, USA - 23 Jan 1917 Bradley County, Tennessee, USA)
│
Thomas Henry Trewhitt (30 Dec 1921 Bradley County, Tennessee, USA - 2 Mar 1992 Tennessee, USA)
└──Abbie Kile
(22 Oct 1892 Tennessee, USA - 25 May 1981 Cleveland, Bradley County, Tennessee, USA)