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: George Edward CROOK
(Between 1859 and 1868 - 12 Sep 1926 Perth, Western Australia, Australia)
Mother: Frances Mary DODD
(20 Oct 1863 London, England - 13 Sep 1952 Hamilton Hill, Western Australia, Australia)
Florence Mabel CROOK
(1897 Fremantle, Western Australia, Australia - 15 Jul 1974 Merredin, Western Australia, Australia)
+ John Francis Wilson GILES
(12 Feb 1903 Cunningham Creek, New South Wales, Australia - 21 Feb 1986 Merredin, Western Australia, Australia)