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: James Keebler (26 Dec 1789 Berkeley, James County, Virginia, USA - 15 Nov 1859 Keebler Crossroads, Washington County, Tennessee, USA)
Mother: Sarah Haws (22 Dec 1794 Washington County, Virginia, USA - 18 Jun 1888 Washington County, Tennessee, USA)
Benjamin Keebler
(18 Dec 1836 Washington County, Tennessee, USA - 31 Dec 1922 Limestone, Washington County, Tennessee, USA)
Ellen Jane Allison
(21 Jul 1840 Washington County, Tennessee, USA - 3 Sep 1880 bur.Jonesborough, Washington County, Tennessee, USA)
         ├─Cora Lee Keebler
(15 May 1865 Washington County, Tennessee, USA - 4 Feb 1923 Jonesborough, Washington County, Tennessee, USA)
         ├─Anna G Keebler
(24 Mar 1873 Washington County, Tennessee, USA - 15 Jan 1898 bur.Jonesborough, Washington County, Tennessee, USA)
         ├─Bessie Jane Keebler
(15 Nov 1879 Washington County, Tennessee, USA - 19 Apr 1971 bur.Limestone, Washington County, Tennessee, USA)
         │ Ulysses S Keebler
(18 Apr 1865 Washington County, Tennessee, USA - 29 Jul 1957 Greeneville, Greene County, Tennessee, USA)
         │          ├─Henry Jackson Keebler
(31 Mar 1902 Washington County, Tennessee, USA - 19 Jan 1980 Limestone, Washington County, Tennessee, USA)
         │          ├─James Allison Keebler
(29 Mar 1904 Washington County, Tennessee, USA - 21 Aug 1974 Limestone, Washington County, Tennessee, USA)
         │          ├─Ulyses S (Cap) Keebler, Jr
(2 May 1906 Washington County, Tennessee, USA -          │          │ 6 Sep 1984 Limestone, Washington County, Tennessee, USA)
         │          │ + Lois Dewald
(28 Dec 1909 - 11 Mar 2005 Limestone, Washington County, Tennessee, USA)
         │          └─Benjamin Keebler
(26 Sep 1908 Washington County, Tennessee, USA - 16 Nov 1956 Asheville, Buncombe County, North Carolina, USA)
         │           + Living
         └─Clyde Spurgeon Keebler
(15 Jan 1875 Washington County, Tennessee, USA - 9 Oct 1966 Limestone, Washington County, Tennessee, USA)
          Maude C Keebler
(27 Jul 1874 Washington County, Tennessee, USA - 30 Jun 1970 bur.Limestone, Washington County, Tennessee, USA)
                   ├─John Julian Keebler
(5 Sep 1910 Washington County, Tennessee, USA - 28 Dec 1973 Limestone, Washington County, Tennessee, USA)
                   ├─Francis Clyde Keebler
(14 Oct 1914 Washington County, Tennessee, USA - 22 Jul 1997 Mobile, Mobile County, Alabama, USA)
                   ├─Harry Lucas Keebler
(26 Aug 1905 Washington County, Tennessee, USA - 25 Nov 1983 Tampa, Hillsborough County, Florida, USA)
                   └─Anna Louise Keebler
(Abt 1918 Washington County, Tennessee, USA - ??)