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: Wessel Harms Beishuizen
(24 May 1816 Noordbroek, Groningen, Nederland - Yes, date unknown)
Mother: Hillechien Kloppenburg
(28 Feb 1822 Nieuwe Pekela, Groningen, Nederland - Yes, date unknown)
Pieter Beishuizen
(16 Jun 1862 Stadskanaal, Groningen, Nederland - 30 Nov 1928 Borger, Drenthe, Nederland)
Jantina Wendelena Prijt
(28 Apr 1859 Nieuw-Buinen, Borger, Drenthe, Nederland - Yes, date unknown)
         ├─ Wessel Beishuizen
(29 Mar 1885 Nieuw-Buinen, Borger, Drenthe, Nederland - Yes, date unknown)
         │ Janna Nijboer
(04 Jan 1887 Stadskanaal, Groningen, Nederland - Yes, date unknown)
         ├─ Harm Beishuizen
(06 Jan 1896 Nieuw-Buinen, Borger, Drenthe, Nederland - 10 Feb 1972 Stadskanaal, Groningen, Nederland)
         │ + Henderika van Beilen
(04 Nov 1895 Nieuw-Buinen, Borger, Drenthe, Nederland - 03 Feb 1972 Stadskanaal, Groningen, Nederland)
         └─ Jantina Wendelina Beishuizen
(08 Jan 1900 Nieuw-Buinen, Borger, Drenthe, Nederland - Yes, date unknown)
          Peter van Dongeren
(08 Sep 1899 Zutphen, Gelderland, Nederland - Yes, date unknown)
                   └─ Hillechina Jantina van Dongeren
(1920 Nieuw-Buinen, Borger, Drenthe, Nederland - Yes, date unknown)
                    + Trijnko Platje
(28 Feb 1920 Stadskanaal, Groningen, Nederland - Yes, date unknown)