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: Hindrik Jans Oortjes
(20 Oct 1779 Veendam, Groningen, Nederland - 25 May 1849 Veendam, Groningen, Nederland)
Mother: Margjen Jakobs Zuiderweg
(26 Jan 1792 Veendam, Groningen, Nederland - 02 Aug 1876 Oosterdiep, Veendam, Groningen, Nederland)
Wemeltje Hindriks Oortjes
(12 Sep 1827 Veendam, Groningen, Nederland - 26 Mar 1890 Gouda, Zuid-Holland, Nederland)
         ├─ Dina Bossinga
(1847 Veendam, Groningen, Nederland - Yes, date unknown)
         │ Obbo Duut
(1844 Veendam, Groningen, Nederland - Yes, date unknown)
         │          ├─ Hiddo Gosso Duut
(18 Dec 1880 Hijkersmilde, Smilde, Drenthe, Nederland - Yes, date unknown)
         │          └─ Hendrik Albertus Duut
(20 Nov 1882 Hijkersmilde, Smilde, Drenthe, Nederland - Yes, date unknown)
         ├─ Marchiena Henderika Bossinga
(24 Nov 1850 Veendam, Groningen, Nederland - Yes, date unknown)
         │ + Harm Schipper
(12 June 1850 Veendam, Groningen, Nederland - Yes, date unknown)
         │ + Johannes Goudkade
(1841 Boskoop, Zuid-Holland, Nederland - Yes, date unknown)
         ├─ Gosse Bossinga
(15 Jun 1852 Veendam, Groningen, Nederland - 08 Nov 1934 Veendam, Groningen, Nederland)
         │ Klaassina Willemsen
(1856 Veendam, Groningen, Nederland - Yes, date unknown)
         │          ├─ Wemelina Bossinga
(12 Jan 1879 Veendam, Groningen, Nederland - Yes, date unknown)
         │          │ + Johannes Pieter Gravesteijn
(1883 Gouda, Zuid-Holland, Nederland - Yes, date unknown)
         │          └─ Bront Heije Jakobus Willem Bossinga
(08 Dec 1883 Veendam, Groningen, Nederland - Yes, date unknown)
         │           + Aaltje de Vries
(1884 Groningen, Groningen, Nederland - Yes, date unknown)
         ├─ Hindrik Bossinga
(21 Sep 1855 Veendam, Groningen, Nederland - Yes, date unknown)
         │ + Geertje Bossinga
(1856 Farmsum, Delfzijl, Groningen, Nederland - Yes, date unknown)
         └─ Hiddo Engbertus Bossinga
(22 May 1864 Veendam, Groningen, Nederland - Yes, date unknown)