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: Jacob Pieters Grasmeijer
(30 Jun 1828 Sappemeer, Groningen, Nederland - 03 Feb 1900 Oosterdiep, Veendam, Groningen, Nederland)
Mother: Annechien Onnes Post
(10 Jan 1828 Westerdiep, Veendam, Groningen, Nederland - 24 Jan 1908 Sappemeer, Groningen, Nederland)
Lammechien Grasmeijer
(23 Jul 1852 Veendam, Groningen, Nederland - 10 Nov 1899 Groningen, Groningen, Nederland)
Jans Huisman
(10 Jan 1849 Foxhol, Hoogezand, Groningen, Nederland - 26 Nov 1918 Foxhol, Hoogezand, Groningen, Nederland)
         ├─ Jakob Huisman
(29 Jul 1876 Onstwedde, Groningen, Nederland - Yes, date unknown)
         ├─ Harmanna Huisman
(31 Mar 1878 Veendam, Groningen, Nederland - Yes, date unknown)
         ├─ Sima Huisman
(02 Aug 1882 Hoogezand, Groningen, Nederland - 05 Sep 1950 Hoogezand-Sappemeer, Groningen, Nederland)
         │ Aeilko Nieborg
(04 Sep 1879 Westerbroek, Hoogezand, Groningen, Nederland - Yes, date unknown)
         │          ├─ Margaretha Nieborg
(12 Jul 1906 Hoogezand, Groningen, Nederland - Yes, date unknown)
         │          └─ Lammechien Nieborg
(02 Aug 1909 Slochteren, Groningen, Nederland - Yes, date unknown)
         ├─ Annechien Huisman
(30 Oct 1884 Hoogezand, Groningen, Nederland - Yes, date unknown)
         ├─ Siemon Hendrik Huisman
(26 May 1887 Zoutkamp, Ulrum, Groningen, Nederland - Yes, date unknown)
         │ + Aafke Poker
(31 Jan 1886 Schildwolde, Slochteren, Groningen, Nederland - Yes, date unknown)
         ├─ Luitje Huisman
(21 Jun 1890 Martenshoek, Hoogezand, Groningen, Nederland - 15 Jan 1941 Groningen, Groningen, Nederland)
         ├─ Willem Huisman
(21 Jun 1890 Martenshoek, Hoogezand, Groningen, Nederland - Yes, date unknown)
         └─ Hendrik Huisman
(21 Jun 1893 Martenshoek, Hoogezand, Groningen, Nederland - Yes, date unknown)
          + Dina Steen
(29 Nov 1893 Westerbroek, Hoogezand, Groningen, Nederland - Yes, date unknown)