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":
Mother: Frauke Hinderks Frey
(22 Jan 1811 Völlenerfehn, Ostfriesland, Niedersachsen, Deutschland - 1891 Völlenerfehn, Ostfriesland, Niedersachsen, Deutschland)
Wilm Klaassen Appeldorn
(06 May 1850 Völlenerfehn, Ostfriesland, Niedersachsen, Deutschland - 24 Aug 1889 Völlen, Ostfriesland, Niedersachsen, Deutschland)
+ Friederica Frey
(09 May 1847 Völlenerfehn, Ostfriesland, Niedersachsen, Deutschland - 20 Sep 1878 Völlen, Ostfriesland, Niedersachsen, Deutschland)
Voskea Brathal
(31 May 1858 Völlenerfehn, Ostfriesland, Niedersachsen, Deutschland - Yes, date unknown)
         ├─ Friedrich Appeldorn
(03 Apr 1882 Völlenerfehn, Ostfriesland, Niedersachsen, Deutschland -          │ 19 Apr 1882 Völlen, Ostfriesland, Niedersachsen, Deutschland)
         ├─ Hero Friedrich Appeldorn
(28 Feb 1883 Völlenerfehn, Ostfriesland, Niedersachsen, Deutschland -          │ 14 Jul 1955 Völlenerfehn, Ostfriesland, Niedersachsen, Deutschland)
         │ Annette Margarethe Frey
(16 Mar 1885 Völlenerfehn, Ostfriesland, Niedersachsen, Deutschland -          │ 25 Jan 1908 Völlen, Ostfriesland, Niedersachsen, Deutschland)
         │          ├─ NN Appeldorn
(Yes, date unknown - Yes, date unknown)
         │          ├─ NN Appeldorn
(Yes, date unknown - Yes, date unknown)
         │          ├─ NN Appeldorn
(Yes, date unknown - Yes, date unknown)
         │          ├─ NN Appeldorn
(Yes, date unknown - Yes, date unknown)
         │          ├─ NN Appeldorn
(Yes, date unknown - Yes, date unknown)
         │          └─ Voskea Wilhelmine Appeldorn
(1908 Völlenerfehn, Ostfriesland, Niedersachsen, Deutschland -          │           Mar 1909 Völlenerfehn, Ostfriesland, Niedersachsen, Deutschland)
         ├─ Fraukeline Clasine Appeldorn
(30 Sep 1885 Völlenerfehn, Ostfriesland, Niedersachsen, Deutschland - Yes, date unknown)
         └─ Gesine Appeldorn
(21 Oct 1887 Völlenerfehn, Ostfriesland, Niedersachsen, Deutschland - Yes, date unknown)