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":
Mother: Anna Gertrud Gusenburger (Merzig, Merzig-Wadern, Saarland, Germany;9 Feb 1709 - 2 Mar 1747)
Margaretha Jung
(9 Mar 1731 Merzig, Merzig-Wadern, Saarland, Germany - 20 Nov 1790 Wehingen, Germany)
Claude Wilbois (15 Nov 1725 Hobling - 18 Mar 1764 Merzig, Saarland, Germany)
(m. 27 Jan 1750 Merzig, Saarland, Germany)
   └─Margaretha Wilbois (26 Jan 1752 Merzig, Saarland, Germany - 2 Oct 1796 Tuansdorf, Saarland, Germany)
    Franz Hein (Tunsdorf, Saarland, Germany;2 Feb 1754 - 23 Feb 1811)(m. 27 Jan 1784 Tunsdorf, Saarland, Germany)
       └─Johannes Hein (30 Oct 1785 Ordorf, Rheinland-Pfalz, Germany - 2 Jan 1832 Tunsdorf, Saarland, Germany)
        Elizabeth GrĂ¼n (Tunsdorf, Saarland, Germany;28 Jul 1784 - 24 Nov 1854)
        (m. 26 Jan 1808 Tunsdorf, Saarland, Germany)
           └─Katherine Hein (7 ARP 1810 Tunsdorf, Rhineland, Prussia, Germany -             2 Jan 1884 Clear Creek Township, Keokuk County, Iowa) =>
            + Michael Berg (6 Oct 1806 Alsace-Lorraine, France - 10 May 1886 Clear Creek Township, Keokuk County,             Iowa)(m. 25 Feb 1832 Tunsdorf, Saarland, Germany)