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: Joseph GREEN
(Radway, Warwickshire, England;Between 1823 and 1826 - Apr 1864)
Mother: Ann LAMB
(Between 1827 and 1828 Combrook, Warwickshire, England - 20 Feb 1917 Warwick, Warwickshire, England)
William GREEN
(Jul 1851 Radway, Warwickshire, England - Mar 1926 Birmingham, Warwickshire, England)
Fanny WOODWARD
(Mar 1852 Alcester, Warwickshire, England - 31 Dec 1936 Birmingham, Warwickshire, England)
└─Albert GREEN
(27 Apr 1886 Birmingham, Warwickshire, England - 20 Nov 1972 Canada)
Harriett MILLINGTON
(10 Jul 1886 West Bromwich, Staffordshire, England - 24 Nov 1977 Canada)
1851 - 1926 (~ 74 years)
(Between 1827 and 1828 Combrook, Warwickshire, England - 20 Feb 1917 Warwick, Warwickshire, England)
Fanny WOODWARD