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: John A Keebler (Nov 1831 Washington County, Tennessee, USA - 8 Aug 1907 bur.Limestone, Greene County, Tennessee, USA)
Mother: Julia Crouch (12 Aug 1833 Tennessee, USA - 7 Jul 1901 bur.Limestone, Greene County, Tennessee, USA)
Samuel Lycingus Keebler
(10 Mar 1870 Limestone, Washington County, Tennessee, USA - 8 Aug 1927 Greene County, Tennessee, USA)
Lucy Stout
(Washington County, Tennessee, USA;4 Nov 1876 - 22 Jul 1947)
         ├─Jerrome B Keebler
(Aug 1898 Washington County, Tennessee, USA - ??)
         ├─Samuel Murray Keebler
(Abt 1901 Washington County, Tennessee, USA - 10 Oct 1961 bur.Limestone, Washington County, Tennessee, USA)
         │ Mildred Gillespie
(Limestone, Washington County, Tennessee, USA;6 Feb 1905 - 6 Oct 1990)
         │          └─Samuel Murray Keebler, Jr
(18 Jul 1929 Washington County, Tennessee, USA -          │           5 Apr 2006 Limestone, Washington County, Tennessee, USA)
         ├─Katherine C Keebler
(Abt 1908 Washington County, Tennessee, USA - ??)
         └─John Reilly Hasson Keebler
(Limestone, Washington County, Tennessee, USA;5 Sep 1909 - 11 Jun 1911)