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: Sebo Suk
(21 Sep 1857 Oude Pekela, Groningen, Nederland - 03 Aug 1929 Oude Pekela, Groningen, Nederland)
Mother: Jantje Meering
(21 Apr 1863 Wedderheide, Wedde, Groningen, Nederland - 16 Feb 1949 Oude Pekela, Groningen, Nederland)
Cornelis Hildebrand Suk
(06 Dec 1892 Oude Pekela, Groningen, Nederland - 27 Jul 1962 Oude Pekela, Groningen, Nederland)
Hinderkien Niezen
(23 Oct 1895 Oude Pekela, Groningen, Nederland - Yes, date unknown)
         ├─ Titia Geertruida Suk
(Cal 1915 Oude Pekela, Groningen, Nederland - Yes, date unknown)
         │ + Simon Korte
(28 Dec 1913 Oude Pekela, Groningen, Nederland - 08 Dec 1950 Nieuwe Pekela, Groningen, Nederland)
         ├─ Jantje Suk
(Cal 1918 Oude Pekela, Groningen, Nederland - Yes, date unknown)
         │ + Hendrik Kip
(02 Sep 1912 Tange, Onstwedde, Groningen, Nederland - Yes, date unknown)
         └─ Cornelis Hildebrand Suk
(Jul 1926 Oude Pekela, Groningen, Nederland - 04 Feb 1927 Oude Pekela, Groningen, Nederland)