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 Hutcheson (Cold Spring, Bledsoe County, Tennessee, USA;20 Jan 1800 - 7 Mar 1873)
Mother: Nancy Samantha Billingsley (7 Mar 1807 North Carolina, USA - 7 Jan 1867 Cold Spring, Bledsoe County, Tennessee, USA)
William Henry Greer
(9 Oct 1821 Franklin County, Virginia, USA - 25 Jun 1908 Pikeville, Bledsoe County, Tennessee, USA)
         ├─John W Greer
(27 Sep 1856 Bledsoe County, Tennessee, USA - 23 Mar 1936 Pikeville, Bledsoe County, Tennessee, USA)
         │ Nina Jane Farmer
(26 Mar 1863 Bledsoe County, Tennessee, USA - 3 Sep 1934 Pikeville, Bledsoe County, Tennessee, USA)
         │          ├─Mahala Greer
(Bledsoe County, Tennessee, USA;16 Apr 1887 - 7 Jan 1952)
         │          ├─William W Greer
(28 Jul 1890 Bledsoe County, Tennessee, USA - 30 Oct 1942 Pikeville, Bledsoe County, Tennessee, USA)
         │          ├─John Joseph Greer, M.D.
(10 Dec 1892 Bledsoe County, Tennessee, USA - 12 Jan 1936 Knoxville, Knox County, Tennessee, USA)
         │          ├─Leonard Greer
(11 May 1894 Bledsoe County, Tennessee, USA - Dec 1977 Pikeville, Bledsoe County, Tennessee, USA)
         │          └─Audley Greer
(Abt 1899 Bledsoe County, Tennessee, USA - ??)
         ├─Martha E Greer
(Bledsoe County, Tennessee, USA;18 Jul 1856 - 15 Jun 1894)
         │ Charles Hart
         ├─Nancy Jane Greer
(24 Aug 1861 Bledsoe County, Tennessee, USA - 29 Apr 1901 Graysville, Rhea County, Tennessee, USA)
         │ + John M Hall
(Jun 1859 Tennessee, USA - 17 Aug 1924 Fresno, Fresno County, California, USA)
         ├─Emma Greer
(Abt 1863 Bledsoe County, Tennessee, USA - ??)
         ├─Henry Clay Greer, II
(21 Nov 1866 Bledsoe County, Tennessee, USA - 15 Apr 1934 Selma, Dallas County, Alabama, USA)
         │ + Permelia Isabelle Farmer
(18 Nov 1867 Pikeville, Bledsoe County, Tennessee, USA - 1 Apr 1935 Selma, Dallas County, Alabama, USA)
         ├─Lou Ella Greer
(Bledsoe County, Tennessee, USA;4 Mar 1869 - 7 Jul 1951)
         ├─Addie Greer
(Abt 1873 Bledsoe County, Tennessee, USA - ??)
         ├─William Moses Greer
(20 Nov 1877 Bledsoe County, Tennessee, USA - 10 Mar 1955 Chattanooga, Hamilton County, Tennessee, USA)
         │ + Ida Edith Henson
(16 Mar 1885 - 11 Dec 1968 bur.Dunlap, Sequatchie County, Tennessee, USA)
         ├─Moses S Greer
(Pikeville, Bledsoe County, Tennessee, USA;6 Sep 1867 - 6 Feb 1933)
         ├─Mary Ann Greer
(Bledsoe County, Tennessee, USA;18 Apr 1858 - 20 Jul 1894)
         │ + James Polk McGarr
(11 Jun 1854 Bledsoe County, Tennessee, USA - 11 Sep 1899 bur.Abilene, Taylor County, Texas, USA)
         └─Ann Greer
(Bledsoe County, Tennessee, USA - ??)