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":
Wemeltien Jans
(Est 1700 Wildervank, Groningen, Nederland - Yes, date unknown)
Ellerius Elties
(1698 Veendam, Groningen, Nederland - Yes, date unknown)
         ├─ Anna Elerus Elties
(1722 Wildervank, Groningen, Nederland - Yes, date unknown)
         │ + Jan Christiaans
(Yes, date unknown - Yes, date unknown)
         ├─ Eltie Elerus
(1733 Wildervank, Groningen, Nederland - Yes, date unknown)
         └─ Jan Elerus
(1735 Wildervank, Groningen, Nederland - Yes, date unknown)
          Aaltje Berends
(1735 Wildervank, Groningen, Nederland - Yes, date unknown)
                   ├─ Lemeltje Jans
(1759 Wildervank, Groningen, Nederland - Yes, date unknown)
                   ├─ Berent Jans
(1761 Wildervank, Groningen, Nederland - Yes, date unknown)
                   ├─ Elerus Jans
(1763 Wildervank, Groningen, Nederland - Yes, date unknown)
                   ├─ Hindrikje Jans
(1766 Wildervank, Groningen, Nederland - Yes, date unknown)
                   │ Izak Harmannus van Slogteren
(1765 Groningen, Groningen, Nederland - Yes, date unknown)
                   │          ├─ Harmannus Isaaks van Slogteren
(1794 Groningen, Groningen, Nederland - 14 Aug 1869 Veendam, Groningen, Nederland) =>
                   │          │ + Roelfien Roelfs Orsel
(1798 Wildervank, Groningen, Nederland - Yes, date unknown)
                   │          ├─ Jan Izaks van Slogteren
(1798 Groningen, Groningen, Nederland - 05 Oct 1867 Wildervank, Groningen, Nederland)
                   │          │ + Roelfjen Willems Schuur
(25 Nov 1804 Veendam, Groningen, Nederland - 23 Nov 1876 Wildervank, Groningen, Nederland)
                   │          ├─ Aaltje Izaaks van Slogteren
(1801 Wildervank, Groningen, Nederland - 03 May 1831 Wildervank, Groningen, Nederland)
                   │          │ + Jacobus Reinders Poelman
(1807 Wildervank, Groningen, Nederland - Yes, date unknown)
                   │          └─ Harmen Izaaks van Slogteren
(28 Sep 1805 Wildervank, Groningen, Nederland -                    │           12 Dec 1817 Wildervank, Groningen, Nederland)
                   └─ Harke Jans Rubing
(1768 Wildervank, Groningen, Nederland - 21 Nov 1811 Veendam, Groningen, Nederland)
                    Fennigjen Egberts Maathuis
(1766 Lula, Hoogezand, Groningen, Nederland - 14 Feb 1829 Veendam, Groningen, Nederland)
                             ├─ Trijntje Harkes
(1798 Veendam, Groningen, Nederland - Yes, date unknown)
                             ├─ Aaltje Harkes Rubing
(1800 Veendam, Groningen, Nederland - 23 Jan 1877 Den Ham, Overijssel, Nederland) =>
                             │ + Jan Doedens
(24 Aug 1800 Groningen, Groningen, Nederland - 20 Dec 1865 Avereest, Overijssel, Nederland)
                             ├─ Trijntje Harkes Rubing
(1801 Veendam, Groningen, Nederland - Yes, date unknown)
                             ├─ Egbert Harkes Rubing
(1803 Veendam, Groningen, Nederland - Yes, date unknown)
                             └─ Jan Harkes Rubing
(1805 Veendam, Groningen, Nederland - 29 Sep 1831 Ommen Stad, Overijssel, Nederland)