The paper length is not relevant since the chart flows from one page to the next.
Mobile
in.
mm
Staand
2.75
70
For smart phones, not for printing
Liggend
5.5
140
For smart phones, not for printing
International
in.
mm
A5 Staand
5.82
148
A4 Staand
8.25
210
Also A5 Liggend
A4 Liggend
11.71
297
Also A3 Liggend
A3 Liggend
16.54
420
USA & Canada
in.
mm
Letter Staand
8.5
216
Also Legal Staand
Letter Liggend
11
279
Legal Liggend
14
356
Also Ledger Staand
Ledger Liggend
17
432
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":
:         │          │ Willempje van Eyken
(Zwartsluis;ged.21 feb 1810 - 19 dec 1898)
:         │          │          │ + Jan van den Beld
(28 sep 1833 Zwartsluis - Ja, datum echter onbekend)
:         │          │          │ + Catharina Pol
(ca. 1854 - Ja, datum echter onbekend)
:         │          │           + Hendrik Hoeksma
(ca. 1846 Haskerland - Ja, datum echter onbekend)
:         │          ├─Hendrika Brink
(15 aug 1813 Vollenove - 07 nov 1884 Zwolle)
:         │          │ + Jurjen Kok
(ca. 1812 Brummen - Ja, datum echter onbekend)
:         │          └─Jacob Brink
(17 okt 1823 Vollenhove, Ambt - 16 dec 1823 De Leeuwte (Vollenhove))
:         ├─Roelof Brink
(Vollenhove;ged.07 nov 1781 - 07 dec 1781)
:         ├─Roelof Brink
(ged.24 apr 1784 Vollenhove - Ja, datum echter onbekend)
:         ├─Jan Arends Brink
(Vollenhove;ged.26 feb 1786 - 13 mei 1811)
:         ├─Albert Brink
(Vollenhove;ged.03 aug 1788 - 21 apr 1789)