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":
Anna Barbara Bergery
(1677 Palatinate - 1751 Franconia, Montgomery County, Pennsylvania, USA)
Christian Moyer
(1676 Palatinate - 1751 Franconia, Montgomery County, Pennsylvania, USA)
         ├─Barbara Moyer
(1701 Germany - 1773 Upper Leacock, Lancaster County, Pennsylvania, USA)
         │ Abraham Reiff
(1696 Franconia, Montgomery County, Pennsylvania, USA - 10 Dec 1763 Upper Leacock, Lancaster County, Pennsylvania, USA)
         │          ├─Barbara Ann Reiff
(1741 Lancaster County, Pennsylvania, USA - 1819 Rockingham County, Virginia, USA)
         │          │ Peter Zetty
(1735 Lancaster County, Pennsylvania, USA - 10 Jan 1799 Bedford County, Virginia, USA)
         │          │          ├─Christian Zetty
(1762 Donegal Twp, Lancaster County, Pennsylvania, USA - 1841 Washington County, Tennessee, USA) =>
         │          │          │ + Barbara Miller
(1764 Augusta County, Virginia, USA - 27 Mar 1846 Washington County, Tennessee, USA)
         │          │          ├─John Zetty
(1766 Donegal Twp, Lancaster County, Pennsylvania, USA - 1820 Highland County, Ohio, USA) =>
         │          │          │ + Mary Countryman
(1776 Washington County, Maryland, USA - 18 Mar 1857 Highland County, Ohio, USA)
         │          │          ├─Jacob Zetty
(28 Jun 1760 Donegal Twp, Lancaster County, Pennsylvania, USA - 6 May 1836 Bedford County, Virginia, USA)
         │          │          │ + Elizabeth Runyan
(1761 Brooks Gap, Rockingham County, Virginia, USA - 31 Dec 1844 Bedford County, Virginia, USA)
         │          │          ├─Catherine Zetty
(1778 Donegal Twp, Lancaster County, Pennsylvania, USA - 1870)
         │          │          └─Peter Zetty, Jr
(1762 Donegal Twp, Lancaster County, Pennsylvania, USA -          │          │           1844 Brocks Gap, Rockingham County, Virginia, USA) =>
         │          │           + Living
         │          ├─Jacob Reiff
(1737 - 13 Mar 1814 Mount Jackson, Shenandoah County, Virginia, USA)
         │          │ + Living
         │          ├─Isaac Reiff
(1733 - 6 Mar 1801)
         │          ├─Abraham Reiff
(1735 Franconia, Montgomery County, Pennsylvania, USA - 19 Aug 1788 Groffdale, Lancaster County, Pennsylvania, USA)
         │          ├─Christian Reiff
(1725 - 15 Feb 1809 bur.East Coventry Twp, Chester County, Pennsylvania, USA)
         │          ├─Anna Reiff
(7 Nov 1722 - 9 Jan 1798 Skippack, Montgomery County, Pennsylvania, USA)
         │          │ + Johannes Detweiler, Jr
(Montgomery County, Pennsylvania, USA;24 Aug 1721 - 9 Dec 1806)
         ├─Christian Moyer, Jr
(1705 Montgomery County, Pennsylvania, USA - 17 May 1787 Franconia, Montgomery County, Pennsylvania, USA)
         ├─Samuel Moyer
(1709 Lower Salford, Montgomery County, Pennsylvania, USA - 20 Aug 1764 Pennsylvania, USA)
         └─Anna Moyer
(1713 Franconia, Montgomery County, Pennsylvania, USA - 8 Jul 1758 Indian Creek, Montgomery County, Pennsylvania, USA)
          + (Bishop) Heinrich Funck
(1702 Germany - 1760 Montgomery County, Pennsylvania, USA)