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: Hindrik Jans Blaauw
(17 Sep 1814 Lula, Hoogezand, Groningen, Nederland - 15 Aug 1870 Kropswolde, Hoogezand, Groningen, Nederland)
Mother: IJmkje Muller
(13 Oct 1826 Dokkum, Friesland, Nederland - 07 May 1903 Kropswolde, Hoogezand, Groningen, Nederland)
Foktje Blaauw
(19 Dec 1848 Hoogezand, Groningen, Nederland - 17 Jan 1910 Anloo, Drenthe, Nederland)
Jan Eppo Nieborg
(Abt 1846 Kropswolde, Hoogezand, Groningen, Nederland - 24 Jun 1927 Midlaren, Zuidlaren, Drenthe, Nederland)
         ├─ Kornelis Nieborg
(07 Mar 1872 Hoogezand, Groningen, Nederland - 18 Jul 1957 Groningen, Groningen, Nederland)
         │ Bertha Kremer
(28 May 1878 Windeweer, Hoogezand, Groningen, Nederland - 05 Jun 1959 Kiel-Windeweer, Groningen, Nederland)
         │          ├─ Jan Eppo Nieborg
(31 Aug 1902 Windeweer, Hoogezand, Groningen, Nederland - Yes, date unknown)
         │          │ + Lammechien Piening
(24 Dec 1906 Windeweer, Hoogezand, Groningen, Nederland - Yes, date unknown)
         │          ├─ Willem Nieborg
(23 Aug 1903 Windeweer, Hoogezand, Groningen, Nederland - 23 Nov 1903 Windeweer, Hoogezand, Groningen, Nederland)
         │          ├─ Jacomina Nieborg
(25 Mar 1909 Windeweer, Hoogezand, Groningen, Nederland -          │          │ 29 Nov 1909 Windeweer, Hoogezand, Groningen, Nederland)
         │          └─ Jacomina Foktje Nieborg
(08 Dec 1911 Windeweer, Hoogezand, Groningen, Nederland - Yes, date unknown)
         │           + Nikolaas Vos
(31 Dec 1910 Martenshoek, Hoogezand, Groningen, Nederland - Yes, date unknown)
         ├─ Hendrik Nieborg
(27 Oct 1883 Kropswolde, Hoogezand, Groningen, Nederland - 11 Feb 1894 Kropswolde, Hoogezand, Groningen, Nederland)
         ├─ Jakob Nieborg
(05 Mar 1887 Kropswolde, Hoogezand, Groningen, Nederland - Yes, date unknown)
         ├─ Henderikus Nieborg
(19 Dec 1888 Kropswolde, Hoogezand, Groningen, Nederland - Yes, date unknown)
         └─ Fokko Jan Eppo Nieborg
(12 Sep 1892 Kropswolde, Hoogezand, Groningen, Nederland - Yes, date unknown)