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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┌──Levi 'Jasper' Lowry
(27 Apr 1826 Rhea County, Tennessee, USA - 22 Jan 1908 Cold Spring, Bledsoe County, Tennessee, USA)
Mahala Ebenida Lowry (6 Jan 1852 Bledsoe County, Tennessee, USA - 2 Oct 1920 East Lake, Hamilton County, Tennessee, USA)
│ ┌──Charles Hutcheson, II
(Aug 1763 Amelia County, Virginia, USA - 11 Aug 1829 Cold Spring, Bledsoe County, Tennessee, USA) =>
│ ┌──John Hutcheson
(Cold Spring, Bledsoe County, Tennessee, USA;20 Jan 1800 - 7 Mar 1873)
│ │ └──Rebecca Skillman
(11 Oct 1767 Alexandria, Alexandria County, Virginia, USA - 15 Oct 1848 Bledsoe County, Tennessee, USA) =>
│ │
└──Martha Ebenida Hutcheson
(18 Sep 1832 Bledsoe County, Tennessee, USA - 3 Apr 1892 Cold Spring, Bledsoe County, Tennessee, USA)
│
│ ┌──John Billingsley
(10 Sep 1781 Onslow County, North Carolina, USA - 25 May 1856 Bledsoe County, Tennessee, USA) =>
└──Nancy Samantha Billingsley
(7 Mar 1807 North Carolina, USA - 7 Jan 1867 Cold Spring, Bledsoe County, Tennessee, USA)
└──Martha Blackwood
(12 Mar 1786 North Carolina, USA - 11 Mar 1829 Bledsoe County, Tennessee, USA)