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: Donald Stewart HONEYBUN
(Cape Town, Western Cape, South Africa;29 Mar 1878 - 22 May 1931)
Mother: Kate Elizabeth Seabrina DEAN
(13 Sep 1883 Tenterden, Kent, England - 1 Feb 1964 Cape Town, Western Cape, South Africa)
James HONEYBUN
(5 Sep 1922 Cape Town, Western Cape, South Africa - 1993 Robertson, Western Cape, South Africa)
Doreen Gwendoline KARG
(9 Nov 1919 Kokstad, Northern Province, South Africa - 24 Jul 1980 Bulawayo, Matabeleland North, Zimbabwe)(m. 22 Jan 1953 Livingstone, Northern Rhodesia, South Africa)