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: Lewis Leonidas Greenlee (24 Aug 1821 Mason County, West Virginia, USA - 23 Nov 1907 Corydon, Wayne County, Iowa, USA)
Mother: Hannah Maria Ferrell (8 Aug 1840 Pennsylvania, USA - 19 Feb 1906 Corydon, Wayne County, Iowa, USA)
Charles William Greenlee
(14 Mar 1861 Wayne County, Iowa, USA - 7 Apr 1946 Cass County, Missouri, USA)
Rosetta Walters
(10 Mar 1863 Zuchwil, Bezirk Wasseramt, Solothurn, Switzerland - 11 Apr 1940 Cass County, Missouri, USA)
         ├─Ola M Greenlee
(9 Oct 1899 Kansas, USA - Jul 1969 Newton, Harvey County, Kansas, USA)
         ├─Elsie May Greenlee
(May 1894 Kansas, USA - 11 May 1936 Washington, District of Columbia, USA)
         │ + Belmont Mercer Farley
(14 Dec 1891 Tipton, Moniteau County, Missouri, USA - 26 Apr 1975 Webster, Monroe County, New York, USA)
         ├─Mason Greenlee
(Aug 1897 Kansas, USA - ??)
         ├─Grace Greenlee
(15 Jul 1892 Kansas, USA - Jan 1982 Newton, Harvey County, Kansas, USA)
         ├─Edward Daniel Greenlee
(24 Sep 1886 Kansas, USA - 29 Aug 1925 Harrisonville, Cass County, Missouri, USA)
         ├─Louis Greenlee
(Apr 1888 Kansas, USA - ??)
         └─Hazel Greenlee
(Oct 1890 Kansas, USA - 8 Jan 1921 Cape Girardeau County, Missouri, USA)
          + Belmont Mercer Farley
(14 Dec 1891 Tipton, Moniteau County, Missouri, USA - 26 Apr 1975 Webster, Monroe County, New York, USA)