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 Knevelbaard
(11 Apr 1848 Wildervank, Groningen, Nederland - 23 May 1921 Borger, Drenthe, Nederland)
Mother: Berendina van der Borg
(15 Jul 1849 Veendam, Groningen, Nederland - 09 Jun 1927 Gasselte, Drenthe, Nederland)
Stoffer Knevelbaard
(05 Nov 1889 Drouwenermond, Borger, Drenthe, Nederland - 25 Feb 1970 Stadskanaal, Groningen, Nederland)
Hinderkien Siepel
(18 Jan 1892 Stadskanaal, Groningen, Nederland - 08 Nov 1918 Drouwenermond, Borger, Drenthe, Nederland)
:         ├─ Berendina Knevelbaard
(12 Jan 1913 Gasselte, Drenthe, Nederland - 06 Sep 1990 Vlagtwedde, Groningen, Nederland)
:         ├─ Grietje Knevelbaard
(21 Mar 1914 Wildervank, Groningen, Nederland - 07 Nov 1918 Drouwenermond, Borger, Drenthe, Nederland)
Henderika Spreen
(08 Jan 1894 Obergum, Winsum, Groningen, Nederland - 25 Sep 1980 Stadskanaal, Groningen, Nederland)
         └─ NN Knevelbaard
(03 May 1923 Nieuwe Pekela, Groningen, Nederland - 03 May 1923 Nieuwe Pekela, Groningen, Nederland)