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":
Mother: Geertruit Hindriks
(Nov 1704 Blijham, Wedde, Groningen, Nederland - Yes, date unknown)
Wubbe Nannes
(1736 Bellingwolde, Groningen, Nederland - Yes, date unknown)
Grietje Jans
(1736 Bellingwolde, Groningen, Nederland - 23 Oct 1808 Oudeschans, Bellingwolde, Groningen, Nederland)
         ├─ Aafke Wubbes
(1765 Bellingwolde, Groningen, Nederland - Yes, date unknown)
         ├─ Nanne Wubbes
(1768 Bellingwolde, Groningen, Nederland - 24 Feb 1810 Klein Ulsda, Bellingwolde, Groningen, Nederland)
         │ Metje Jacobs
(1768 Nieuw-Beerta, Beerta, Groningen, Nederland - 27 Feb 1810 Klein Ulsda, Bellingwolde, Groningen, Nederland)
         │          ├─ Wobke Nannes
(24 Feb 1793 Bellingwolde, Groningen, Nederland - Yes, date unknown)
         │          ├─ Grietje Nannes
(1794 Bellingwolde, Groningen, Nederland - 27 Jan 1806 Klein Ulsda, Bellingwolde, Groningen, Nederland)
         │          ├─ Aafke Nannes
(01 Dec 1796 Bellingwolde, Groningen, Nederland - Yes, date unknown)
         │          ├─ Aafke Nannes
(28 Jan 1798 Bellingwolde, Groningen, Nederland - Yes, date unknown)
         │          ├─ Jaabjen Nannes
(02 Mar 1800 Bellingwolde, Groningen, Nederland - Yes, date unknown)
         │          ├─ Jacob Nannes Addens
(04 Dec 1802 Bellingwolde, Groningen, Nederland - 19 May 1856 Bellingwolde, Groningen, Nederland)
         │          │ + Antje Vedden Stubbe
(12 Feb 1808 Wymeer, Ostfriesland, Niedersachsen, Deutschland - Yes, date unknown)
         │          ├─ Geertruida Nannes
(06 Aug 1805 Bellingwolde, Groningen, Nederland - Yes, date unknown)
         │          └─ Wubbe Nannes
(05 May 1808 Bellingwolde, Groningen, Nederland - 26 Aug 1808 Klein Ulsda, Bellingwolde, Groningen, Nederland)
         └─ Gijssel Wubbes
(07 Nov 1774 Oudeschans, Bellingwolde, Groningen, Nederland - Yes, date unknown)