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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┌──Benjamin Franklin Bacon
(3 Aug 1834 Washington County, Tennessee, USA - │ 8 Mar 1915 Galena, Stone County, Missouri, USA) =>
┌──Benjamin Franklin Bacon, Jr
(12 Sep 1871 Bradley County, Tennessee, USA - 26 Mar 1958 Milroy, Rush County, Indiana, USA)
│ └──Mary Ann Trewhitt
(2 Apr 1836 Bradley County, Tennessee, USA - │ 3 Feb 1886 Cleveland, Bradley County, Tennessee, USA) =>
│
┌──Earl Dale Bacon
(20 Aug 1903 Anderson Twp, Rush County, Indiana, USA - 26 Sep 2003 Rushville, Rush County, Indiana, USA)
│ └──Ida Mae Land
(1 Aug 1880 Jefferson County, Indiana, USA - 14 Jun 1959 Anderson Twp, Rush County, Indiana, USA)