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":
Cora Belle Lusk
(15 Aug 1874 Caney, Montgomery County, Kansas, USA - 30 Aug 1953 Shawnee, Pottawatomie County, Oklahoma, USA)
Isaac Washington Duggan
(13 Mar 1869 Knoxville, Knox County, Tennessee, USA - 29 May 1959 Shawnee, Pottawatomie County, Oklahoma, USA)
         ├─Gracie Mae Duggan
(22 Mar 1889 Indian Territory, USA - 12 Jul 1918 Prague, Lincoln County, Oklahoma, USA)
         │ + David Walker Sawyers
(1 Jul 1877 Washington County, Arkansas, USA - 7 Sep 1959 Hotchkiss, Delta County, Colorado, USA)
         ├─Myrtle Mary Duggan
(30 Sep 1891 Indian Territory, USA - 15 Mar 1973 Shawnee, Pottawatomie County, Oklahoma, USA)
         │ + Hubert Smith
(25 Jul 1882 Mississippi, USA - 20 May 1941 Lincoln County, Oklahoma, USA)
         ├─Floyd Clifford Duggan
(Prague, Lincoln County, Oklahoma, USA;12 Oct 1893 - 30 Jun 1897)
         ├─Samuel Richmond Duggan
(Prague, Lincoln County, Oklahoma, USA;19 Sep 1895 - 15 May 1966)
         │ + Ethyl Mary Emery
(28 Feb 1896 Prague, Lincoln County, Oklahoma, USA - 19 Oct 1941 Oklahoma, USA)
         ├─Lige Lannie Duggan
(7 Oct 1898 Prague, Lincoln County, Oklahoma, USA - 29 Apr 1987 San Jose, Santa Clara County, California, USA)
         │ + Rose O'Brien
(29 Mar 1900 Lincoln County, Oklahoma, USA - Feb 1970 San Jose, Santa Clara County, California, USA)
         ├─Roy Monroe Duggan
(14 Apr 1900 Prague, Lincoln County, Oklahoma, USA - 22 Jan 1968 Shawnee, Pottawatomie County, Oklahoma, USA)
         │ + Mary Elsie Acock
(25 Sep 1901 Prague, Lincoln County, Oklahoma, USA - 28 Dec 1988 Shawnee, Pottawatomie County, Oklahoma, USA)
         ├─Gertrude Ada (Girtie) Duggan
(25 Feb 1907 Prague, Lincoln County, Oklahoma, USA - 1 Jan 1997 San Jose, Santa Clara County, California, USA)
         │ + Ben McIntire
(1903 Prague, Lincoln County, Oklahoma, USA - ??)
         │ + Chester Wood
(Abt 1903 Prague, Lincoln County, Oklahoma, USA - ??)
         │ + Harry O'Neal
(1907 Prague, Lincoln County, Oklahoma, USA - ??)
         ├─David Leonard Duggan
(Prague, Lincoln County, Oklahoma, USA;3 Oct 1908 - 18 Jul 2002)
         │ + Cecelia Martha Nowakowski
(10 Aug 1908 Harrah, Oklahoma County, Oklahoma, USA - 7 Aug 2005 Shawnee, Pottawatomie County, Oklahoma, USA)
         └─John Wesley Duggan
(17 Mar 1910 Prague, Lincoln County, Oklahoma, USA - 12 Jan 1982 Lynwood, Los Angeles County, California, USA)
          + Fern Dockrey
(1919 Shawnee, Pottawatomie County, Oklahoma, USA - 1988)