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: Whitfield Burson (Abt 1827 Bedford County, Virginia, USA - ??)
Mother: Mary Jane Bacon (21 Mar 1828 Washington County, Tennessee, USA - Aft 1870)
Zachariah L Burson
(1853 Washington County, Tennessee, USA - 1888 Knoxville, Knox County, Tennessee, USA)
         ├─Mary Etta Burson
(6 Nov 1874 Tennessee, USA - 14 Dec 1930 Memphis, Shelby County, Tennessee, USA)
         │ + Ulysses S 'Grant' Mabe
(27 Aug 1869 Limestone, Washington County, Tennessee, USA - 8 Oct 1946 Memphis, Shelby County, Tennessee, USA)
         ├─Albert Patrick Burson
(17 Mar 1875 Tennessee, USA - 9 Jan 1958 Knoxville, Knox County, Tennessee, USA)
         ├─Lena Agnes Burson
(Jul 1882 Knoxville, Knox County, Tennessee, USA - 1929 Bremerton, Kitsap County, Washington, USA)
         │ + Taylor Chester Williams
(2 Jan 1881 Tennessee, USA - 9 Jan 1942 Bremerton, Kitsap County, Washington, USA)
         ├─Katie Elizabeth Burson
(23 Jun 1885 Tennessee, USA - 25 Apr 1956 Knoxville, Knox County, Tennessee, USA)
         │ + John Sevier Gervin
(22 Sep 1873 Tennessee, USA - 6 Sep 1950 Knoxville, Knox County, Tennessee, USA)
         │ + Frank G Stevens
(3 May 1879 Tennessee, USA - 14 Sep 1933 Knox County, Tennessee, USA)
         └─Bulah Burson
(8 Jun 1887 Knoxville, Knox County, Tennessee, USA - 11 Jun 1911 Knox County, Tennessee, USA)
          + Eugene R Frye
(1888 Tennessee, USA - ??)