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: Jacob Adam Wattenbarger (24 Jul 1809 Washington County, Tennessee, USA - 7 Dec 1882 Cleveland, Bradley County, Tennessee, USA)
Mother: Susannah Barger (15 Jul 1816 Washington County, Tennessee, USA - 11 Nov 1878 Cleveland, Bradley County, Tennessee, USA)
Adam Wattenbarger
(17 Jun 1835 Greene County, Tennessee, USA - 9 Jun 1906 Rockwood, Roane County, Tennessee, USA)
Elizabeth Jane Harvey
(24 Dec 1836 Bradley County, Tennessee, USA - 12 Oct 1914 Rockwood, Roane County, Tennessee, USA)
         ├─Mary Alice Wattenbarger
(5 May 1871 Bradley County, Tennessee, USA - 20 Dec 1943 Rockwood, Roane County, Tennessee, USA)
         │ + James 'Sherman' Hamby
(Rockwood, Roane County, Tennessee, USA;1 Mar 1867 - 2 Jun 1914)
         ├─Hannah Elizabeth Wattenbarger
(13 Jul 1866 Bradley County, Tennessee, USA - 29 Dec 1918 Mitchell, Mitchell County, Iowa, USA)
         │ + Simon Dean Duncan
(10 May 1836 New York, USA - 30 Apr 1919 Mitchell, Mitchell County, Iowa, USA)
         ├─Lilly Bell Wattenbarger
(Abt 1872 Bradley County, Tennessee, USA - ??)
         └─Jacob Dudley Wattenbarger
(25 Jun 1874 Bradley County, Tennessee, USA - 26 Feb 1904 Alabama, USA)