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: Cornelis van Dort
(Abt 1826 Bergen op Zoom, Noord-Brabant, Nederland - 10 Jan 1909 Utrecht, Utrecht, Nederland)
Maria Francisca Cornelia Kamp
(24 Jul 1866 Waspik, Waalwijk, Noord-Brabant, Nederland - 14 Jun 1943 Huissen, Gelderland, Nederland)
         ├─ Franciscus Jacobus Antonius Adolf Maria van Dort
(12 Mar 1901 Huissen, Gelderland, Nederland -          │ Yes, date unknown bur.Huissen, Gelderland, Nederland)
         │ Mathilda Maria Antonia Weitjens
(17 Apr 1899 Bussum, Noord-Holland, Nederland - 28 Dec 1989 Huissen, Gelderland, Nederland)
         │          ├─ Living
         │          ├─ Living
         │          └─ Adolf August Cornelis Maria van Dort
(04 Dec 1937 Huissen, Gelderland, Nederland - 05 Apr 1965 Nijmegen, Gelderland, Nederland)
         └─ Petrus Cornelis Adrianus Adolf van Dort
(17 Jun 1910 Huissen, Gelderland, Nederland - 23 Jul 1983 Arnhem, Gelderland, Nederland)
          Elisabeth Theodora van Oppenraaij
(05 Jun 1916 Bemmel, Gelderland, Nederland - 10 Dec 1985 Doorwerth, Gelderland, Nederland)
                   ├─ Living
                   │ Living
                   │          ├─ Living
                   │          │ + Living
                   │          └─ Living
                   │           + Living
                   ├─ Living
                   │ Living
                   │          │ + Living
                   │          ├─ Michiel Martijn Braam
(04 Dec 1973 Weurt, Beuningen, Gelderland, Nederland -                    │          │ 19 May 1977 Weurt, Beuningen, Gelderland, Nederland)
                   │          └─ Living
                   │           + Living
                   └─ Clémence Johanna Stephanie Mar van Dort
(09 Aug 1950 Huissen, Gelderland, Nederland - 22 Sep 2009 Arnhem, Gelderland, Nederland)
                    + Living
                    + Johannes Abraham Vermeer
(22 Jan 1942 's-Gravenhage, Zuid-Holland, Nederland -                     : 26 May 1990 Bosch en Duin, Zeist, Utrecht, Nederland)
                    + Living