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":
Maria van der Aelst
(26 Dec 1803 Nuenen-Gerwen-Nederwetten, Noord-Brabant, Nederland - 03 Dec 1874 Nuenen-Gerwen-Nederwetten, Noord-Brabant, Nederland)
Judocus van Nuenen
(28 Nov 1779 Nuenen-Gerwen-Nederwetten, Noord-Brabant, Nederland - 13 Jan 1856 Nuenen-Gerwen-Nederwetten, Noord-Brabant, Nederland)
         ├─ Goverdina van Nuenen
(20 Aug 1833 Nuenen-Gerwen-Nederwetten, Noord-Brabant, Nederland - 12 Dec 1923 Lieshout, Noord-Brabant, Nederland)
         ├─ Joannes van Nuenen
(08 Aug 1834 Nuenen-Gerwen-Nederwetten, Noord-Brabant, Nederland - 21 Apr 1896 Helmond, Noord-Brabant, Nederland)
         │ Wilhelmina Janssens
(01 Apr 1833 Mierlo, Noord-Brabant, Nederland - 21 Mar 1887 Helmond, Noord-Brabant, Nederland)
         │          ├─ Josephus van Nuenen
(27 Apr 1866 Helmond, Noord-Brabant, Nederland - 30 Mar 1892 Helmond, Noord-Brabant, Nederland)
         │          ├─ Franciscus van Nuenen
(13 Jan 1868 Helmond, Noord-Brabant, Nederland - 10 Nov 1896 Helmond, Noord-Brabant, Nederland)
         │          ├─ NN van Nuenen
(31 Oct 1870 Helmond, Noord-Brabant, Nederland - 31 Oct 1870 Helmond, Noord-Brabant, Nederland)
         │          ├─ Joanna Maria van Nuenen
(09 Dec 1871 Helmond, Noord-Brabant, Nederland - 15 Dec 1871 Helmond, Noord-Brabant, Nederland)
         │          ├─ Henricus Joannes van Nuenen
(18 Jan 1873 Helmond, Noord-Brabant, Nederland - 11 Apr 1952 Helmond, Noord-Brabant, Nederland)
         │          └─ Catharina Maria van Nuenen
(06 Apr 1876 Helmond, Noord-Brabant, Nederland - 20 Dec 1893 Helmond, Noord-Brabant, Nederland)
         ├─ Gerardus van Nuenen
(05 Apr 1836 Nuenen-Gerwen-Nederwetten, Noord-Brabant, Nederland -          │ 06 Jun 1910 Nuenen-Gerwen-Nederwetten, Noord-Brabant, Nederland)
         ├─ Joanna van Nuenen
(14 Sep 1837 Nuenen-Gerwen-Nederwetten, Noord-Brabant, Nederland -          │ 16 Oct 1839 Nuenen-Gerwen-Nederwetten, Noord-Brabant, Nederland)
         ├─ Jacobus van Nuenen
(22 Feb 1839 Nuenen-Gerwen-Nederwetten, Noord-Brabant, Nederland - 27 Oct 1914 Sint Oedenrode, Noord-Brabant, Nederland)
         │ + Wilhelmina Habraken
(15 Aug 1842 Sint Oedenrode, Noord-Brabant, Nederland - Yes, date unknown)
         └─ Theodorus van Nuenen
(27 Dec 1840 Nuenen-Gerwen-Nederwetten, Noord-Brabant, Nederland -           17 Nov 1891 Nuenen-Gerwen-Nederwetten, Noord-Brabant, Nederland)