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: Thomas FIRKIN (24 Mar 1832 Hateley Heath, Staffordshire, England - 23 May 1912 Wallsend, New South Wales, Australia)
Mother: Ellen TYLER (9 Oct 1839 Staffordshire, England - 1885 Wallsend, New South Wales, Australia)
Henry FIRKIN
(2 Sep 1873 - 23 Feb 1937 Wallsend, New South Wales, Australia)
Agnes Todd MCCRAE (4 Jul 1874 - 25 Aug 1940 Wallsend, New South Wales, Australia)
(m. 7 Apr 1902 Wallsend, New South Wales, Australia)
   └─George Henry FIRKIN (6 Feb 1903 Wallsend, New South Wales, Australia - 28 Jul 1990)
    + Doris WOODHOUSE (13 Jul 1902 - 25 Jul 1978)(m. 3 Sep 1932 North Sydney, New South Wales, Australia)