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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┌──Charles Montgomery Bacon
(Abt 1760 Maidencreek Twp, Berks County, Pennsylvania, USA - │ 1822 Washington County, Tennessee, USA) =>
┌──Jacob Bacon
(Washington County, Tennessee, USA;1 Aug 1802 - 12 Oct 1859)
│ └──Eva Neumann
(Abt 1770 Montgomery County, Pennsylvania, USA - Abt 1850 Washington County, Tennessee, USA) =>
│
┌──David 'Nelson' Bacon
(8 Aug 1824 Washington County, Tennessee, USA - 2 Oct 1913 Ontario, San Bernardino County, California, USA)
│ │
│ │ ┌──Jacob Armay Keebler, II
(23 Oct 1765 Newcastle County, Delaware, USA - │ │ │ 1 Jun 1839 Washington County, Tennessee, USA) =>
│ └──Elizabeth Keebler
(21 Apr 1799 Rockbridge County, Virginia, USA - 1870 Bradley County, Tennessee, USA)
│ └──Mary Barbara Young
(17 Sep 1765 Marcus Hook, Chester County, Pennsylvania, USA - │ 3 Jul 1842 Washington County, Tennessee, USA) =>
│
┌──James Elbert Bacon
(Bradley County, Tennessee, USA;1859 - Betw 1886 and 1891)
│ └──Matilda Range
(May 1824 Washington County, Tennessee, USA - 18 May 1906 Ontario, San Bernardino County, California, USA)
│
┌──James Frederick Bacon
(14 Jun 1886 Bradley County, Tennessee, USA - 21 Jul 1977 Georgetown, Hamilton County, Tennessee, USA)
│ └──Isabella "Bell" Bean
(Nov 1860 Bradley County, Tennessee, USA - Aft 1930 Hamilton County, Tennessee, USA)
│
John Lewis Bacon (5 Feb 1912 Tennessee, USA - 22 Dec 2000 Buffalo, Erie County, New York, USA)
└──Emma E Roark
(18 Oct 1890 Birchwood, Hamilton County, Tennessee, USA - 27 Sep 1976 Georgetown, Hamilton County, Tennessee, USA)