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: Charles William Hutcheson (11 Apr 1867 Meigs County, Tennessee, USA - 29 Jan 1916 Snyder, Scurry County, Texas, USA)
Mother: Rhoda Elizabeth Boatright (21 Aug 1867 Cleburne, Johnson County, Texas, USA - 9 Oct 1961 Big Spring, Howard County, Texas, USA)
James Caswell Hutcheson, II
(25 Sep 1895 Cleburne, Johnson County, Texas, USA - 17 Mar 1976 Sabine, Van Zandt County, Texas, USA)
Margaret P Wharton
(12 Jul 1906 Tennessee, USA - 28 Apr 1989 Potter County, Texas, USA)
         ├─James Caswell Hutcheson, Jr
(5 Feb 1923 Amarillo, Potter County, Texas, USA - 16 Aug 1993 Potter County, Texas, USA)
         ├─Robert Hutcheson
(Amarillo, Potter County, Texas, USA;31 Dec 1933 - 17 Oct 1997)