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: Derk Wemmi
(05 Sep 1856 Noordbroek, Groningen, Nederland - 18 Mar 1918 Noordbroek, Groningen, Nederland)
Mother: Foktje Pruisman
(15 Aug 1858 Zuiderveen, Noordbroek, Groningen, Nederland - 03 Apr 1931 Noordbroek, Groningen, Nederland)
Oltman Wemmi
(13 Jun 1880 Noordbroek, Groningen, Nederland - 10 Jul 1962 Groningen, Groningen, Nederland)
Aaltje Roossien
(30 Dec 1879 Stadskanaal, Groningen, Nederland - 22 Mar 1911 Wildervank, Groningen, Nederland)
:         ├─ Foktje Wemmi
(28 Feb 1906 Stadskanaal, Groningen, Nederland - 05 Feb 1954 Groningen, Groningen, Nederland)
:         │ + Willem Tonnis
(09 Feb 1904 Kolham, Slochteren, Groningen, Nederland - Yes, date unknown)
:         ├─ Jantje Wemmi
(20 Jun 1907 Stadskanaal, Groningen, Nederland - 06 Jun 1957 Groningen, Groningen, Nederland)
:         │ + Jan Wieringa
(11 Feb 1908 Groningen, Groningen, Nederland - Yes, date unknown)
:         └─ Derk Oltman Wemmi
(04 Feb 1911 Stadskanaal, Groningen, Nederland - Yes, date unknown)
:          + Hinderkien Venema
(19 Jan 1894 Westerbroek, Hoogezand, Groningen, Nederland - Yes, date unknown)
+ Harmtina Bijlsma
(14 May 1884 Sappemeer, Groningen, Nederland - 27 Oct 1912 Groningen, Groningen, Nederland)
+ Agnes Veenhoven
(28 Jul 1888 Wildervank, Groningen, Nederland - 09 May 1957 Groningen, Groningen, Nederland)