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: John Henry Richmond (16 Jun 1860 Bradley County, Tennessee, USA - 19 Apr 1932 Lenoir City, Loudon County, Tennessee, USA)
Mother: Harriett Elizabeth (Lizzy) McCroskey (16 Aug 1866 Bradley County, Tennessee, USA - 25 Mar 1923 Lenoir City, Loudon County, Tennessee, USA)
Elizabeth (Lissie) Richmond
(7 Oct 1900 Bradley County, Tennessee, USA - 27 Jun 1975 Lenoir City, Loudon County, Tennessee, USA)
         ├─Beatrice Mills
(29 Sep 1926 Loudon County, Tennessee, USA - 11 Nov 1987 Manhattan Beach, Los Angeles County, California, USA)
         │ + Paul Wilbur Goff, Jr
(25 Nov 1925 Los Angeles, Los Angeles County, California, USA - 2 Jan 2009 Oildale, Kern County, California, USA)
         ├─Eugene Mills
(Lenoir City, Loudon County, Tennessee, USA;26 Sep 1929 - 14 Mar 2003)
         └─Mary Lynn Mills
(23 Aug 1938 Lenoir City, Loudon County, Tennessee, USA - 15 Jan 2001 West Knoxville, Knox County, Tennessee, USA)
          Clyde Franklin Jenkins
(12 Feb 1934 Houldon, Roane County, Tennessee, USA - 7 Apr 2007 Lenoir City, Loudon County, Tennessee, USA)
                   ├─Eddie C Jenkins
(21 May 1958 Loudon County, Tennessee, USA - 29 Oct 2015 Loudon, Loudon County, Tennessee, USA)
                   │ + Living