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 Franklin Bacon (27 Oct 1822 Washington County, Tennessee, USA - 17 Nov 1880 Bradley County, Tennessee, USA)
Mother: Sarah White (Abt 1825 Tennessee, USA - ??)
Charles Franklin Bacon, Jr
(20 Dec 1866 Bradley County, Tennessee, USA - 6 May 1931 Cleveland, Bradley County, Tennessee, USA)
Dicie L Lawson
(9 Jun 1869 Tennessee, USA - 4 Jan 1910 Cleveland, Bradley County, Tennessee, USA)
         ├─Clara L Bacon
(Bradley County, Tennessee, USA;27 Sep 1888 - 3 Oct 1943)
         │ + Thomas Edward Weaver
(13 May 1885 Cleveland, Bradley County, Tennessee, USA - 21 Apr 1951 Athens, McMinn County, Tennessee, USA)
         ├─Bettie Marie Bacon
(Bradley County, Tennessee, USA;14 Oct 1891 - 13 Jan 1944)
         │ + John T Donley
         └─Vida Bacon
(Dec 1899 Bradley County, Tennessee, USA - ??)