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":
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┌──James Moyers
(27 Mar 1767 Culpeper County, Virginia, USA - 18 Feb 1838 White Pine, Jefferson County, Tennessee, USA) =>
┌──John Blackburn Moyers
(30 Jan 1792 Jefferson County, Tennessee, USA - 13 Nov 1875 Warren County, Tennessee, USA)
│ └──Mary (Polly) Blackburn
(14 Nov 1768 Frederick County, Virginia, USA - 1 Jan 1846 White Pine, Jefferson County, Tennessee, USA) =>
│
┌──Thomas Snoddy Myers
(30 May 1818 Jefferson County, Tennessee, USA - 10 Nov 1914 McMinnville, Warren County, Tennessee, USA)
│ │
│ │ ┌──Albert "Thomas" Snoddy, Esq
(26 Jan 1761 Philadelphia, Philadelphia County, Pennsylvania, USA - │ │ │ 26 Jun 1839 Snoddyville, Jefferson County, Tennessee, USA) =>
│ └──Mary Snoddy
(15 Jul 1790 Edgecombe, Edgecombe County, North Carolina, USA - 8 Nov 1861 McMinnville, Warren County, Tennessee, USA)
│ └──Hannah Davis
(9 Feb 1769 Allison Gap, Washington County, Virginia, USA - │ 18 Mar 1801 Jefferson City, Jefferson County, Tennessee, USA) =>
│
Darius Thomas Myers (17 Feb 1847 Tennessee, USA - 9 Nov 1925 McMinnville, Warren County, Tennessee, USA)
│
│ ┌──Samuel Billingsley
(Jun 1747 St Mary's, St Mary's County, Maryland, USA - 10 Jun 1816 Bledsoe County, Tennessee, USA) =>
│ ┌──John Billingsley
(10 Sep 1781 Onslow County, North Carolina, USA - 25 May 1856 Bledsoe County, Tennessee, USA)
│ │ └──Mary Griffith
(1 Sep 1753 Edgecombe County, North Carolina, USA - 1 Sep 1838 Bledsoe County, Tennessee, USA)
│ │
└──Martha Jane Billingsley
(15 Mar 1822 Bledsoe County, Tennessee, USA - 28 Jan 1888 McMinnville, Warren County, Tennessee, USA)
└──Martha Blackwood
(12 Mar 1786 North Carolina, USA - 11 Mar 1829 Bledsoe County, Tennessee, USA)