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":
Neeltje Romijn
(Capelle aan de IJssel (NL);Mon 28 Jan 1895 - Tue 7 Oct 1980)
Gerrit Hansum (Fri 06 Mar 1891 Schelluinen (NL) - Mon 10 Dec 1979 Capelle aan de IJssel (NL))
(m. Wed 14 Oct 1914 Rotterdam (NL))
├─Eigje Hansum (Wed 21 Oct 1914 Capelle aan de IJssel (NL) - Tue 7 Nov 1989)
│ Arie de Waardt (Mon 15 Nov 1909 Capelle aan de IJssel (NL) - Tue 27 Jun 1972 Rotterdam (NL))
│ (m. Thu 19 Apr 1934)
1895 - 1980 (85 years)
Gerrit Hansum 
(Fri 06 Mar 1891 Schelluinen (NL) - Mon 10 Dec 1979 Capelle aan de IJssel (NL))
