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":
Geertje Drent
(Abt 1850 Kolham, Slochteren, Groningen, Nederland - 07 Jan 1914 Kolham, Slochteren, Groningen, Nederland)
Teunis Albronda
(14 Mar 1850 Norg, Drenthe, Nederland - 24 Aug 1931 Kolham, Slochteren, Groningen, Nederland)
         ├─ Johanna Albronda
(23 May 1875 Kolham, Slochteren, Groningen, Nederland - 28 Jul 1950 Siddeburen, Slochteren, Groningen, Nederland)
         │ + Klaas Zijl
(05 Sep 1877 Slochteren, Groningen, Nederland - 27 Jan 1948 Scharmer, Slochteren, Groningen, Nederland)
         │ Stoffer Swalve
(23 Feb 1869 Foxhol, Hoogezand, Groningen, Nederland -          │ 17 Aug 1898 Martenshoek, Hoogezand, Groningen, Nederland)
         │          └─ Harm Swalve
(02 Mar 1897 Kolham, Slochteren, Groningen, Nederland - Yes, date unknown)
         │           + Tjaartdina Begeman
(27 May 1894 Opwierde, Appingedam, Groningen, Nederland - Yes, date unknown)
         ├─ Sibrand Albronda
(07 Oct 1876 Kolham, Slochteren, Groningen, Nederland - Yes, date unknown)
         │ + Hillechiena Zijl
(11 Apr 1882 Slochteren, Groningen, Nederland - 17 Nov 1918 Slochteren, Groningen, Nederland)
         │ + Catharina Nieuwold
(10 Nov 1894 Slochteren, Groningen, Nederland - Yes, date unknown)
         ├─ Tobias Albronda
(04 Mar 1883 Kolham, Slochteren, Groningen, Nederland - Yes, date unknown)
         │ + Ettje Reinders
(20 Jun 1885 Kalkwijk, Hoogezand, Groningen, Nederland - Yes, date unknown)
         └─ Roelf Albronda
(02 May 1885 Kolham, Slochteren, Groningen, Nederland - 27 Jul 1943 Groningen, Groningen, Nederland)
          + Geessien Veenma
(30 Apr 1884 Martenshoek, Hoogezand, Groningen, Nederland - Yes, date unknown)