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: James Joseph BEACHAM
(29 Jul 1823 Barnham, Sussex, England - 16 May 1895 Perth, Western Australia, Australia)
Mother: Elizabeth THORPE
(Pinjarra, Western Australia, Australia;5 May 1847 - 11 Jun 1919)
Walter BEACHAM
(29 Oct 1879 Ravenswood, Western Australia, Australia - 17 Jan 1966 Sussex, Western Australia, Australia)
Rose CHITTY
(Toodyay, Western Australia, Australia;8 Aug 1885 - 17 May 1979)
└─Grace Lila BEACHAM
(15 Aug 1924 Toodyay, Western Australia, Australia - 19 Apr 1993 Rossmoyne, Western Australia, Australia)
Rowland John DODMAN
(7 Jun 1924 Fremantle, Western Australia, Australia - DECEASED)
1879 - 1966 (86 years)
(29 Jul 1823 Barnham, Sussex, England - 16 May 1895 Perth, Western Australia, Australia)