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: Willem Bouland
(20 Aug 1830 Westerlee, Scheemda, Groningen, Nederland - 07 Sep 1891 Tange, Onstwedde, Groningen, Nederland)
Mother: Albertje Heis
(02 Jun 1829 Onstwedde, Groningen, Nederland - 27 Jan 1908 Onstwedde, Groningen, Nederland)
Anna Bouland
(17 Dec 1852 Onstwedde, Groningen, Nederland - 01 Jan 1888 Tange, Onstwedde, Groningen, Nederland)
Lambert de Groot
(21 Jun 1855 Roswinkel, Emmen, Drenthe, Nederland - 28 Jul 1943 Alteveer, Onstwedde, Groningen, Nederland)
         └─ Pieter de Groot
(29 Jan 1879 Tange, Onstwedde, Groningen, Nederland - 10 Dec 1950 Onstwedde, Groningen, Nederland)
          Janna Lutjeboer
(12 Mar 1885 Onstwedde, Groningen, Nederland - 07 Dec 1966 Onstwedde, Groningen, Nederland)
                   └─ Harm de Groot
(09 Aug 1906 Onstwedde, Groningen, Nederland - Yes, date unknown)
                    Geertje Moorlag
(14 Mar 1910 Onstwedde, Groningen, Nederland - Yes, date unknown)
                             ├─ Engel de Groot
(Yes, date unknown - Yes, date unknown)