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":
   ├─Edna Mary Horras (14 Jan 1897 Keokuk County, Iowa -    │ 9 May 1992 At Home on Farm, Clear Creek Township, Keokuk County, Iowa)
   │ Zeno John Hammes (13 Sep 1897 At Home on Farm, Clear Creek Township, Keokuk County, Iowa - 20 Dec 1985    │ bur.Clear Creek Township, Keokuk County, Iowa)(m. 3 Sep 1918 Ss. Peter & Paul Catholic Church, Clear Creek    │ Township, Keokuk, County, Iowa)
   │    ├─Donald Edward Casper Hammes (28 Jul 1919 At Home on Farm, Plank Township, Keokuk County, Iowa -    │    │ 13 Jun 2005 Hospice House, Ottumwa, Wapello County, Iowa)
   │    │ Laurena May Appleget (21 Sep 1925 At Home, Waseca, Waseca County, Minnesota - 4 May 2018 bur.Clear Creek    │    │ Township, Keokuk County, Iowa)(m. 29 Jun 1949 Ss. Peter & Paul Catholic Church, Clear Creek Township,    │    │ Keokuk, County, Iowa)
   │    │    │ + Living
   │    │    ├─Carolyn Ann Hammes (25 Nov 1951 Sigourney Hospital, Sigourney, Koekuk County, Iowa -    │    │    │ 8 Aug 1978 Airplane Crash, North Bend, Dodge County, Nebraska) =>
   │    │    │ + Living
   │    │     + Living
   │    ├─Marjorie Mary Hammes (22 Nov 1920 At Home on Farm, Plank Township, Keokuk County, Iowa -    │    │ 23 Nov 2008 Manor House Care Center, Sigourney, Keokuk County, Iowa)
   │    │ Cletus M Striegel (27 Aug 1915 At Home on Farm, Harper, Keokuk County, Iowa - 20 Feb 2005 Maplewood Manor,    │    │ Keota, Keokuk County, Iowa)(m. 3 Apr 1945 Ss. Peter & Paul Catholic Church, Clear Creek Township,    │    │ Keokuk, County, Iowa)
   │    │     + Living
   │    ├─Isabelle Geraldine Hammes (22 Jul 1923 At Home on Farm, Plank Township, Keokuk County, Iowa -    │    │ 16 Feb 2012 Halcyon House, Washington, Washington County, Iowa)
   │    │ Alva Leo Baker (29 Aug 1921 At Home on Farm, Clear Creek Township, Keokuk County, Iowa -    │    │ 17 Dec 2008 Halcyon House, Washington, Washington County, Iowa)
   │    │    ├─Bonita Kathryn Baker (7 Sep 1948 St. Joseph's Hospital, Ottumwa, Wapello County, Iowa -    │    │    │ 27 Jul 2003 At Home, Keota, Keokuk County, Iowa) =>
   │    │    │ + Living
   │    │     + Living
   │    ├─Bernard Walter Hammes (31 Mar 1926 At Home on Farm, Plank Township, Keokuk County, Iowa -    │    │ 23 Sep 2020 at home, Sigourney, Keokuk County, Iowa)
   │    │     + Living
   │    └─Mary Louise Hammes (25 Jun 1930 At Home on Farm, Plank Township, Keokuk County, Iowa -    │     26 Jul 2022 Waterloo, Iowa)
   │     Lloyd William Hahn (17 Jul 1926 At Home on Farm, Keokuk County, Iowa - 1 Apr 2015 Keokuk County Health    │     Center, Sigourney, Keokuk County, Iowa)(m. 3 Sep 1953 Ss. Peter & Paul Catholic Church, Clear Creek    │     Township, Keokuk, County, Iowa)
   │         + Living
   ├─John M. Baker (18 Jan 1903 - 8 Jan 1971 bur.Clear Creek Township, Keokuk County, Iowa)
   │ + Anna Dolores Hammes (30 Jun 1918 At Home on Farm, Clear Creek Township, Keokuk County, Iowa -    │ 17 Mar 2008 Manor House Care Center, Sigourney, Keokuk County, Iowa)(m. 15 Nov 1938)
   └─Anna Dolores Hammes (30 Jun 1918 At Home on Farm, Clear Creek Township, Keokuk County, Iowa -     17 Mar 2008 Manor House Care Center, Sigourney, Keokuk County, Iowa)
    + John M. Baker (18 Jan 1903 - 8 Jan 1971 bur.Clear Creek Township, Keokuk County, Iowa)(m. 15 Nov 1938)