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":
Susan Edna Hill
(17 Apr 1854 Warren County, Tennessee, USA - 17 Jul 1917 Pikeville, Bledsoe County, Tennessee, USA)
John Calvin Myers
(28 Sep 1848 Warren County, Tennessee, USA - 21 Apr 1921 Pikeville, Bledsoe County, Tennessee, USA)
         ├─Johnnie Sue Myers
(Pikeville, Bledsoe County, Tennessee, USA;Jun 1889 - 1900)
         ├─Robert Lee Myers
(Pikeville, Bledsoe County, Tennessee, USA;25 Sep 1890 - 1 Dec 1933)
         ├─Flora E Myers
(Nov 1875 Bledsoe County, Tennessee, USA - 11 Oct 1946 Clark County, Arkansas, USA)
         │ + Logan Seitz Gillentine
(1 Aug 1875 Tennessee, USA - 8 Sep 1929 Hollis, Harmon County, Oklahoma, USA)
         ├─Lawson Hill Myers
(28 Dec 1885 Pikeville, Bledsoe County, Tennessee, USA - 7 Nov 1952 Fayetteville, Lincoln County, Tennessee, USA)
         │ Jennie Lorena Brown
(2 Dec 1888 Pikeville, Bledsoe County, Tennessee, USA - May 1986 Fayetteville, Lincoln County, Tennessee, USA)
         │          └─Lawson Myers
(Abt 1922 Lincoln County, Tennessee, USA - ??)
         ├─Martha Virginia Myers
(11 Aug 1877 McMinnville, Warren County, Tennessee, USA - 18 Sep 1948 Nashville, Davidson County, Tennessee, USA)
         │ + William Kirby Parker
(11 Apr 1879 Clay County, Tennessee, USA - 26 Sep 1942 Nashville, Davidson County, Tennessee, USA)
         ├─Arka Dearing Myers
(10 Oct 1880 Pikeville, Bledsoe County, Tennessee, USA - 17 Sep 1962 bur.Clarksville, Montgomery County, Tennessee, USA)
         │ + Edgar Elza Mason
(30 Nov 1880 Warren County, Tennessee, USA - 20 Apr 1956 Clarksville, Montgomery County, Tennessee, USA)
         ├─Buenavista Myers
(Jan 1883 Bledsoe County, Tennessee, USA - ??)
         ├─Thomas S Myers
(Mar 1884 Pikeville, Bledsoe County, Tennessee, USA - ??)
         └─Winnie Davis Myers
(6 Jul 1892 Pikeville, Bledsoe County, Tennessee, USA - 2 Dec 1967 Dallas, Dallas County, Texas, USA)
          + Jack Furman Perkins
(27 Jul 1890 Howe, Grayson County, Texas, USA - 20 Dec 1964 Dallas, Dallas County, Texas, USA)