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: Wijndelt Jurriens Drenth
(10 Jan 1829 Nieuwe Pekela, Groningen, Nederland - 11 May 1904 Nieuwe Pekela, Groningen, Nederland)
Mother: Aaltje Springelkamp
(07 Sep 1832 Achterdiep, Sappemeer, Groningen, Nederland - 06 Jul 1909 Nieuwe Pekela, Groningen, Nederland)
Geert Drent
(02 Feb 1860 Nieuwe Pekela, Groningen, Nederland - 19 Nov 1928 Emmen, Drenthe, Nederland)
Hinderika Bos
(22 Oct 1861 Wildervank, Groningen, Nederland - 20 May 1939 Emmen, Drenthe, Nederland)
         ├─ Wijndelt Drent
(31 Mar 1885 Nieuwe Pekela, Groningen, Nederland - 23 Oct 1967 Emmen, Drenthe, Nederland)
         │ Nijssien Niks
(13 Feb 1888 Drouwenermond, Borger, Drenthe, Nederland - 08 May 1939 Emmen, Drenthe, Nederland)
         │          ├─ Geert Drent
(24 Sep 1911 Emmen, Drenthe, Nederland - 17 Jan 1939 Coevorden, Drenthe, Nederland)
         │          ├─ NN Drent
(21 Nov 1912 Emmen, Drenthe, Nederland - 21 Nov 1912 Emmen, Drenthe, Nederland)
         │          ├─ Harm Drent
(Nov 1913 Emmen, Drenthe, Nederland - 16 May 1914 Emmen, Drenthe, Nederland)
         │          ├─ Hendrik Drent
(03 Jul 1918 Emmen, Drenthe, Nederland - 02 Oct 1944 Buchenwald, Ettersburg, Thüringen, Deutschland)
         │          └─ Geertje Drent
(1926 Emmen, Drenthe, Nederland - 16 Nov 1961 Emmen, Drenthe, Nederland)
         ├─ Aaltje Drent
(1891 Nieuwe Pekela, Groningen, Nederland - 15 Nov 1918 Emmen, Drenthe, Nederland)
         │ + Foppo Broekman
(07 Jun 1883 Zuidwending, Veendam, Groningen, Nederland - Yes, date unknown)
         └─ Hinderika Drent
(24 Sep 1899 Nieuwe Pekela, Groningen, Nederland - Yes, date unknown)
          + Jurjen Slim
(18 Nov 1898 Stadskanaal, Groningen, Nederland - Yes, date unknown)