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: Harmannus Heukers
(13 Feb 1824 Kropswolde, Hoogezand, Groningen, Nederland - 29 Oct 1891 Martenshoek, Hoogezand, Groningen, Nederland)
Mother: Renske Richts Muur
(17 Mar 1822 Kalkwijk, Hoogezand, Groningen, Nederland - 18 Feb 1875 Martenshoek, Hoogezand, Groningen, Nederland)
Jakob Heukers
(14 May 1856 Hoogezand, Groningen, Nederland - 05 Feb 1936 Martenshoek, Hoogezand, Groningen, Nederland)
Pietje Smit
(21 Mar 1857 Kiel, Hoogezand, Groningen, Nederland - 03 Sep 1931 Martenshoek, Hoogezand, Groningen, Nederland)
         ├─ Harmannus Heukers
(26 Jun 1880 Kolham, Slochteren, Groningen, Nederland - 28 Oct 1902 Kolham, Slochteren, Groningen, Nederland)
         │ Maaike Visscher
(04 Sep 1882 Kolham, Slochteren, Groningen, Nederland - 26 Jun 1962 Groningen, Groningen, Nederland)
         │          └─ Pieterke Heukers
(26 May 1902 Kolham, Slochteren, Groningen, Nederland - Yes, date unknown)
         │           + Geert Benink
(15 Jan 1899 Kolham, Slochteren, Groningen, Nederland - Yes, date unknown)
         └─ Jakob Heukers
(28 Dec 1891 Sappemeer, Groningen, Nederland - Yes, date unknown)