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":
Delilah Rhodes
(5 Feb 1841 Kosciusko County, Indiana, USA - 12 May 1931 bur.Laketon, Wabash County, Indiana, USA)
Daniel Wertenberger
(31 Jul 1834 Stark County, Ohio, USA - 12 May 1903 Pleasant, Wabash County, Indiana, USA)
         ├─Albert Wertenberger
(11 Nov 1863 Wabash County, Indiana, USA - May 1937 Wabash, Wabash County, Indiana, USA)
         │ Winnie Mary Pearson
(20 Jan 1878 Wabash County, Indiana, USA - 3 Jul 1952 Mishawaka, St Joseph County, Indiana, USA)
         │ :         ├─Ruth Wertenberger
(Wabash County, Indiana, USA;Abt 1913 - 1926)
         │ :         └─Robert Harold Wertenberger
(4 Feb 1914 North Manchester, Wabash County, Indiana, USA -          │ :          25 Apr 1989 bur.North Manchester, Wabash County, Indiana, USA)
         │ :          + Fredrecia Pittman
(25 May 1924 South Bend, St Joseph County, Indiana, USA - 2 Sep 2012 Bremen, Marshall County, Indiana, USA)
         │ + Elizabeth Thompson
(Abt 1862 - Bef 1900)
         ├─Milton H Wertenberger
(16 May 1865 Pleasant, Wabash County, Indiana, USA - 19 Apr 1919 bur.Laketon, Wabash County, Indiana, USA)
         ├─Anna E Wertenbarger
(23 Nov 1869 Pleasant, Wabash County, Indiana, USA - 20 Apr 1967 Wabash, Wabash County, Indiana, USA)
         │ + John G Berry
(Mar 1860 Ohio, USA - 18 Oct 1930)
         └─Charles Harvey Wertenberger
(31 Jan 1875 Williamsville, Wabash County, Indiana, USA - 3 Oct 1953 bur.Oregon, USA)
          + Viola ??
(Abt 1875 Minnesota, USA - ??)
          + Margaret Ann Davis
(Jun 1877 Wisconsin, USA - 12 Apr 1945 Multnomah County, Oregon, USA)