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: Albertus Hindriks Dekker
(03 Jun 1806 Oude Pekela, Groningen, Nederland - Yes, date unknown)
Mother: Jantje Harmannus Heins
(06 Dec 1807 Groningen, Groningen, Nederland - Yes, date unknown)
Catharina Helena Dekker
(26 Feb 1849 Nieuwe Pekela, Groningen, Nederland - 06 Mar 1926 Musselkanaal, Onstwedde, Groningen, Nederland)
Willem Kosmeier
(12 Jul 1849 't Veen, Muntendam, Groningen, Nederland - 25 Feb 1894 Musselkanaal, Onstwedde, Groningen, Nederland)
         └─ Jantje Kosmeier
(28 Aug 1878 Onstwedde, Groningen, Nederland - Yes, date unknown)
          Pieter Smit
(03 Aug 1880 Veendam, Groningen, Nederland - 13 Aug 1956 Groningen, Groningen, Nederland)
                   ├─ Willem Smit
(06 Apr 1904 Veendam, Groningen, Nederland - Yes, date unknown)
                   │ + Afina Maria Johanna Takkenberg
(Cal 1905 Nieuw-Buinen, Borger, Drenthe, Nederland - Yes, date unknown)
                   ├─ Wilhelm Smit
(12 Sep 1905 Veendam, Groningen, Nederland - Yes, date unknown)
                   │ + Hindrikje de Vries
(21 Nov 1905 Muntendam, Groningen, Nederland - Yes, date unknown)
                   ├─ Wolter Smit
(02 Dec 1906 Veendam, Groningen, Nederland - Yes, date unknown)
                   ├─ Catharina Helena Smit
(31 Oct 1908 Onstwedde, Groningen, Nederland - Yes, date unknown)
                   └─ Catharina Helena Smit
(09 Oct 1911 Meppen, Niedersachsen, Deutschland - 19 Oct 1911 Emmen, Drenthe, Nederland)