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: Daniel Meints Dost
(1808 Wildervank, Groningen, Nederland - Yes, date unknown)
Mother: Jaapkie Roelfs Jager
(1798 Wildervank, Groningen, Nederland - Yes, date unknown)
Roel Daniels Dost
(21 Sep 1828 Wildervank, Groningen, Nederland - 13 Jan 1914 Veendam, Groningen, Nederland)
         └─ Jaapkien Dost
(10 Feb 1852 Nieuwe Pekela, Groningen, Nederland - 22 Nov 1938 Veendam, Groningen, Nederland)
         
                   └─ Roelf Dost
(20 Nov 1882 Wildervank, Groningen, Nederland - 06 Jan 1936 Veendam, Groningen, Nederland)
                    Martina Kriegsman
(28 Nov 1882 Veendam, Groningen, Nederland - 29 Mar 1955 Veendam, Groningen, Nederland)
                             ├─ Jakob Martinus Dost
(26 Jun 1903 Veendam, Groningen, Nederland - 19 May 1962 Groningen, Groningen, Nederland) =>
                             │ + Engeltje Sillius
(03 Sep 1905 Veendam, Groningen, Nederland - Yes, date unknown)
                             └─ Martinus Dost
(24 Sep 1904 Veendam, Groningen, Nederland - Yes, date unknown)