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: Berent Harms Bos
(17 Mar 1825 Nieuwe Pekela, Groningen, Nederland - 08 Aug 1896 2e Exloërmond, Odoorn, Drenthe, Nederland)
Mother: Mettje Alberts Schrik
(03 Apr 1825 Nieuwe Pekela, Groningen, Nederland - 22 Mar 1883 Nieuwe Pekela, Groningen, Nederland)
Roelf Bos
(07 Jan 1853 Wildervank, Groningen, Nederland - 20 Dec 1921 Nieuwe Pekela, Groningen, Nederland)
Geessien Zuidema
(13 Nov 1856 Nieuwe Pekela, Groningen, Nederland - 08 Apr 1928 Nieuwe Pekela, Groningen, Nederland)
         ├─ Mettje Bos
(26 Jun 1878 Nieuwe Pekela, Groningen, Nederland - Yes, date unknown)
         │ + Jan Evert Koning
(1878 Wildervank, Groningen, Nederland - Yes, date unknown)
         ├─ Henderika Bos
(1881 Nieuwe Pekela, Groningen, Nederland - Yes, date unknown)
         │ + Jakob Emmens
(12 Apr 1883 Nieuwe Pekela, Groningen, Nederland - Yes, date unknown)
         └─ Harmina Bos
(12 Nov 1896 Nieuwe Pekela, Groningen, Nederland - Yes, date unknown)
          + Hendrik Jansen
(15 Jan 1896 Nieuwe Pekela, Groningen, Nederland - 27 Oct 1929 Nieuwe Pekela, Groningen, Nederland)