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: Lonnie Clifford Todd (22 Oct 1910 Duke, Jackson County, Oklahoma, USA - 19 Mar 1999 Amarillo, Potter County, Texas, USA)
Mother: Helen Bailey (4 Aug 1920 Slaton, Lubbock County, Texas, USA - 11 Apr 1995 Lubbock, Lubbock County, Texas, USA)
Wanda Carroll Todd
(Lubbock, Lubbock County, Texas, USA;11 Jan 1938 - 15 Sep 1990)
Jackson Thomas Farmer
(20 Dec 1931 Killeen, Bell County, Texas, USA - 9 Jan 2007 Lubbock, Lubbock County, Texas, USA)
         └─Bennie Carl Farmer
(2 Aug 1954 Lubbock, Lubbock County, Texas, USA - 20 Jan 2015 bur.Sierra Vista, Cochise County, Arizona, USA)
          + Living