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":
Legend:
Father: Nicholas Edward Hammes (4 Sep 1881 At Home on Farm, Clear Creek Township, Keokuk County, Iowa - 19 Feb 1951 bur.Clear Creek Township, Keokuk County, Iowa)
Mother: Anna Christina Goeldner (14 Jun 1889 German Township, Keokuk County, Iowa - 16 Oct 1925 bur.Clear Creek Township, Keokuk County, Iowa)
Lloyd Michael Hammes
(25 Jun 1916 Near Sigourney, Keokuk County, Iowa - 13 Nov 2007 Pleasantview Home, Kalona, Washington County, Iowa)
Virginia P Perdue (8 Aug 1917 Whitefish, Flathead County, Montana - 31 Dec 1998 bur.Harper, Keokuk County, Iowa)
(m. 3 Jun 1947 St. Elizabeth Catholic Church, Harper, Keokuk County, Iowa)
   │ Kathie Irene Smith (4 Dec 1953 Sigourney, Keokuk County, Iowa -    │ 4 May 2016 University of Iowa Hospitals, Iowa City, Johnson County, Iowa)