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: Benjamin Skillman (1729 Newtown, Queens County, New York, USA - 1807 Somerset County, New Jersey, USA)
Mother: Nancy Ann Skillman (1735 Brooklyn, Kings County, New York, USA - 3 Mar 1795 Somerset County, New Jersey, USA)
Abraham B Skillman
(Somerset County, New Jersey, USA;1766 - 21 Mar 1807)
Catharine Vorhees
(May 1778 Harlingen, Somerset County, New Jersey, USA - 1865 Somerset County, New Jersey, USA)
         ├─Gitty Skillman
(Somerset County, New Jersey, USA;25 Nov 1797 - 15 Nov 1807)
         ├─Ann Skillman
(25 Nov 1797 Somerset County, New Jersey, USA - 1 Aug 1868 Hamilton County, Ohio, USA)