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":
Scinthia Jane Ferguson
(24 Oct 1845 Washington County, Tennessee, USA - 25 Aug 1916 Jonesborough, Washington County, Tennessee, USA)
Henry Nieman Bacon
(13 Dec 1846 Pate Hill, Greene County, Tennessee, USA - 16 Jan 1923 Douglas County, Oregon, USA)
         ├─Enoch Jackson Bacon
(13 Dec 1867 Washington County, Tennessee, USA - 3 Feb 1936 Jonesborough, Washington County, Tennessee, USA)
         │ Sallie Elizabeth Hunt
(20 Oct 1875 Washington County, Tennessee, USA - 21 Sep 1959 bur.Sulphur Springs, Washington County, Tennessee, USA)
         │          ├─Paul Bacon
(11 Sep 1901 Washington County, Tennessee, USA - 5 Sep 1986 Jonesborough, Washington County, Tennessee, USA)
         │          │ Edna G Trivette
(1 Nov 1905 Tennessee, USA - 8 Feb 2004 Washington County, Tennessee, USA)
         │          ├─Amanda Bacon
(Washington County, Tennessee, USA;25 Dec 1902 - 15 Dec 1979)
         │          │ + William J Combs
(14 Jul 1903 Tennessee, USA - Jul 1975 Kingsport, Sullivan County, Tennessee, USA)
         │          └─John Henry Bacon
(7 Nov 1906 Washington County, Tennessee, USA - Jul 1983 Jonesborough, Washington County, Tennessee, USA)
         │           + Mary Ella Davis
(1 Oct 1904 Philadelphia, Monroe County, Tennessee, USA -          │           1979 bur.Jonesborough, Washington County, Tennessee, USA)
         ├─Annie Elizabeth Bacon
(17 Nov 1869 Washington County, Tennessee, USA - 21 Feb 1928 Jonesborough, Washington County, Tennessee, USA)
         └─James Robert Bacon
(29 Mar 1872 Washington County, Tennessee, USA - 22 May 1949 Camarillo, Ventura County, California, USA)
          Minnie Alvari Mitchell
(8 Jun 1875 Jonesborough, Washington County, Tennessee, USA -           16 Jul 1952 Los Angeles, Los Angeles County, California, USA)
                   ├─Rosa Bacon
(8 Jan 1893 Tennessee, USA - 29 Jan 1977 Riverside County, California, USA)
                   │ + Edgar Maughmer
(26 Mar 1892 Missouri, USA - Aug 1971 Riverside, Riverside County, California, USA)
                   ├─Monnie Bacon
(1 Feb 1894 Tennessee, USA - Mar 1985 St Joseph, Buchanan County, Missouri, USA)
                   │ + Harry A Miller
(Missouri, USA;Abt 1894 - ??)
                   ├─Alta Bacon
(18 Sep 1900 Missouri, USA - 28 Jul 1987 California, USA)
                   │ + Arthur Leroy Ballinger
(4 Feb 1898 Troy, Miami County, Ohio, USA - 18 Jan 1980 Los Angeles County, California, USA)
                   └─Earl Nicholas Bacon
(3 Jun 1905 Savannah, Andrew County, Missouri, USA - 21 Feb 1990 Anaheim, Orange County, California, USA)
                    Antoinette Spena
(9 May 1908 Joliet, Will County, Illinois, USA - 17 Jun 1964 San Pedro, Los Angeles County, California, USA)
                             ├─Charles 'Russell' Bacon
(8 Sep 1934 Los Angeles, Los Angeles County, California, USA -                              │ 13 Mar 1987 Sacramento, Sacramento County, California, USA)
                             ├─Lloyd Nicholas Bacon
(4 Oct 1937 Los Angeles, Los Angeles County, California, USA -                              │ 3 Dec 1982 Long Beach, Los Angeles County, California, USA)