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":
         │ Gertruda Ritzen
(Yes, date unknown - Yes, date unknown)
         │          └─ Leonie Notermans
(Yes, date unknown - Yes, date unknown)
         │           + Gerhard Krelage
(Yes, date unknown - Yes, date unknown)
         ├─ Johannes Joseph Willem Notermans
(Yes, date unknown - 25 Feb 1905 Eygelshoven, Limburg, Nederland)
         ├─ Hubertus Cornelius Mathijs Notermans
(08 Feb 1903 Eygelshoven, Limburg, Nederland - 26 Aug 1982 Heerlen, Limburg, Nederland)
         │ Lina Kirstein
(21 May 1908 Völklingen, Saarland, Deutschland - 10 Nov 1995 Brunssum, Limburg, Nederland)
         │          ├─ Leonardus Wilhelmus Notermans
(Yes, date unknown - Yes, date unknown)
         │          │ Johanna Wilhelmina Scherenk
(Yes, date unknown - Yes, date unknown)
         │          │          ├─ Mathias Louis Notermans
(Yes, date unknown - Yes, date unknown)
         │          │          ├─ Petrus Wilhelmus Notermans
(Yes, date unknown - Yes, date unknown) =>
         │          │          │ + Susanne Botecchia
(Yes, date unknown - Yes, date unknown)
         │          │          └─ Johannes Antonius Notermans
(Yes, date unknown - Yes, date unknown)
         │          └─ Gerard Mathies Notermans
(11 Jul 1933 Heerlen, Limburg, Nederland - 25 Oct 1995 Landgraaf, Limburg, Nederland)
         │           Maria N.g. van Dael
(1933 - 19 Jan 2014 Schaesberg, Limburg, Nederland)
         │                    ├─ Hubertus Notermans
(Yes, date unknown - Yes, date unknown) =>
         │                    ├─ Harry Notermans
(Yes, date unknown - Yes, date unknown)
         │                    └─ Eric Notermans
(Yes, date unknown - Yes, date unknown) =>
         ├─ Maria Hubertina Leonie Notermans
(07 Feb 1904 Eygelshoven, Limburg, Nederland - 21 May 1977 Heerlen, Limburg, Nederland)
         ├─ Wilhelmus Notermans
(16 Apr 1907 Eygelshoven, Limburg, Nederland - 31 Mar 1984 Geleen, Limburg, Nederland)
         │ Catharina Melsen
(Yes, date unknown - Yes, date unknown)
         │          ├─ Tiny Notermans
(Yes, date unknown - Yes, date unknown)
         │          ├─ Willie Notermans
(Yes, date unknown - Yes, date unknown)
         │          └─ Nico Notermans
(1946 - 13 May 1965)
         └─ Joseph Maria Notermans
(12 Aug 1908 Eygelshoven, Limburg, Nederland - 03 Apr 1969 Heerlen, Limburg, Nederland)
          Hendrika Filars
(Yes, date unknown - Yes, date unknown)
                   ├─ Anna Notermans
(Yes, date unknown - Yes, date unknown)
                   └─ Felix Notermans
(03 Nov 1937 - 17 Sep 2002 Hoensbroek, Limburg, Nederland)
                    Helena Dirks
(Yes, date unknown - Yes, date unknown)
                             └─ Jos Notermans
(Yes, date unknown - Yes, date unknown)