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: John HART (28 Feb 1858 Yearby, Yorkshire, England - 27 Feb 1932 Chittering, Western Australia, Australia)
Mother: Hannah Jane KING (12 Jul 1864 Gingin, Western Australia, Australia - 22 Dec 1967 Midland, Western Australia, Australia)
Bertha Elizabeth HART
(2 Sep 1893 Chittering, Western Australia, Australia - 10 Jan 1978 Nedlands, Western Australia, Australia)
+ Donald Norman MCDONALD (25 Jul 1900 Greenbushes, Western Australia, Australia - 30 Dec 1984 Perth, Western Australia, Australia)(m. 25 Nov 1933 Chittering, Western Australia, Australia)