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":
    Phillipe Schneider (Abt 1698 Ritzing, Moselle, Lorraine, France -     21 Dec 1775 Kirsch, Moselle, Lorraine, France)(m. 15 Nov 1729 Kirsch, France)
       └─Susanna Schneider (1730 Ritzing, Moselle, Lorraine, France - 21 Mar 1797 Launsdorf, Saarland, Germany)
        Johannas Berg (26 May 1719 France - 15 Jan 1792 Launsdorf, Saarland, Germany)
        (m. 5 Nov 1748 Launsdorf, Saarland, Germany)
           └─Johann Berg (30 Dec 1758 Ritzing, Moselle, Lorraine, France - ??)
           
               ├─Johannatha Berg (1754 Ritzing, Moselle, Lorraine, France -                │ 14 Mar 1829 Kirsch les Sierck, Moselle, Lorraine, France)
               └─Michael Berg (6 Oct 1806 Alsace-Lorraine, France -                 10 May 1886 Clear Creek Township, Keokuk County, Iowa)
                Katherine Hein (7 ARP 1810 Tunsdorf, Rhineland, Prussia, Germany - 2 Jan 1884 Clear Creek                 Township, Keokuk County, Iowa)(m. 25 Feb 1832 Tunsdorf, Saarland, Germany)
                   │    ├─Henry Berg (4 Aug 1864 Harper, Keokuk County, Iowa -                    │    │ 16 Jul 1930 Fleming, Logan County, Colorado)
                   │    ├─Anna Berg (Clear Creek Township, Keokuk County, Iowa;2 Aug 1866 - 11 Jan 1951)
                   │    ├─Maria Berg (11 Nov 1868 Clear Creek Township, Keokuk County, Iowa -                    │    │ 31 Jul 1942)
                   │    ├─Theresia Berg (15 Oct 1870 Clear Creek Township, Keokuk County, Iowa -                    │    │ 3 Dec 1936 Keokuk County, Iowa)
                   │    ├─Barbara Berg (8 Nov 1872 Clear Creek Township, Keokuk County, Iowa -                    │    │ 6 Jun 1954)
                   │    ├─Elizabeth Berg (21 Dec 1874 Clear Creek Township, Keokuk County, Iowa -                    │    │ 2 Sep 1953 Washington, Washington County, Iowa)
                   │    │ Paul Peiffer (24 Jan 1876 Clear Creek Township, Keokuk County, Iowa - 26 Nov 1940                    │    │ University of Iowa Hospital, Iowa City, Johnson County, Iowa)(m. 6 Feb 1900 Ss.                    │    │ Peter & Paul Catholic Church, Clear Creek Township, Keokuk County, Iowa)
                   │    │    ├─Marcella Matilda Peiffer (13 Mar 1905 Near Kinross, Keokuk County, Iowa -                    │    │    │ 9 Jun 2001)
                   │    │    │ Edward Daniel Vittetoe (20 Jan 1904 One mile west of Sigourney, Keokuk                    │    │    │ County, Iowa - 9 Nov 1940 University of Iowa Hospital, Iowa City, Johnson                    │    │    │ County, Iowa)(m. 31 Aug 1928 St. Mary\'s Catholic Church, Keota, Keokuk                    │    │    │ County, Iowa)
                   │    │    │    ├─Sister Marie Clare Vittetoe (19 May 1927 Rural Family Home East of,                    │    │    │    │ Keota, Keokuk County, Iowa - ??)
                   │    │    ├─Ernest Otto Peiffer (7 Nov 1906 Liberty Township, Keokuk County, Iowa -                    │    │    │ 20 Dec 1945 Van Home, Iowa)
                   │    │    └─Wilfrid Nicholas Peiffer (30 May 1908 Liberty Township, Keokuk County,                    │    │     Iowa - ??)
                   │    ├─Saphrona Berg (2 Jan 1877 Clear Creek Township, Keokuk County, Iowa -                    │    │ 12 May 1963)
                   │    ├─Nicholas Henry Berg (14 Apr 1879 Clear Creek Township, Keokuk County, Iowa -                    │    │ 15 Oct 1968)
                   └─Barbara Berg (4 Jul 1852 Clear Creek Township, Keokuk County, Iowa -                     8 Nov 1930 Keokuk County, Iowa)
                    Jacques Frank Sondag (31 Oct 1843 Alsace-Lorraine Province, France -                     18 Mar 1897 Harper, Keokuk County, Iowa)(m. 1869 Baden, Iowa)
                       ├─Michael Sondag (25 Jun 1870 - 22 Mar 1960)
                       ├─Nicholas Sondag (23 Dec 1871 Clear Creek Township, near Baden, Keokuk County,                        │ Iowa - 16 Jun 1960 Harper, Keokuk County, Iowa)
                       │ Magdalena Peiffer (2 Apr 1877 Clear Creek Township, Keokuk County, Iowa -                        │ 10 Mar 1949 Harper, Keokuk County, Iowa)(m. 15 Feb 1898)
                       │    ├─Coletta Regina Sondag (18 Jul 1899 Harper, Keokuk County, Iowa - ??)
                       │    │ Charles A Webb
                       │    │    └─Paul E Webb (23 Jul 1925 - 30 May 1988)
                       │    │     Mary Magdalen Hammes (27 Dec 1926 - 26 Mar 2018 Keokuk County Health                        │    │     Center, Sigourney, Keokuk County, Iowa)(m. 5 Sep 1946 Ss. Peter &                        │    │     Paul Catholic Church, Clear Creek Township, Keokuk, County, Iowa)
                       ├─Jacob Theodore Sondag (8 Jul 1873 Keokuk County, Iowa -                        │ 4 Dec 1908 Keota, Keokuk County, Iowa)
                       │ Regina Anna Peiffer (19 Jun 1878 At Home on Farm, Clear Creek Township, Keokuk                        │ County, Iowa - 13 Feb 1974 At Home, Harper, Keokuk County, Iowa)(m. 15 May 1900                        │ Ss. Peter & Paul Catholic Church, Clear Creek Township, Keokuk, County, Iowa)
                       │    ├─Margaret Theresa Sondag (5 Nov 1903 Harper, Keokuk County, Iowa -                        │    │ 20 Feb 1988 Sigourney Care Center, Sigourney, Keokuk County, Iowa)
                       │    │ Peter Richard Merz (30 Jul 1903 Near Harper, Keokuk County, Iowa - 11 Feb                        │    │ 1980 Harper, Keokuk County Iowa)(m. 8 Feb 1927 St. Elizabeth Church,                        │    │ Harper, Keokuk County, Iowa)
                       │    │    ├─Jeanette Marie Merz (13 Nov 1927 - 21 Apr 2021)
                       │    │    │ Floyd Joseph Hammes (22 Feb 1927 At Home on Farm, Sigourney, Keokuk                        │    │    │ County, Iowa - 21 Jan 2003 At Home, Sigourney, Keokuk County,                        │    │    │ Iowa)(m. 17 Apr 1948 St. Mary's Catholic Church, Keota, Keokuk                        │    │    │ County, Iowa)
                       │    │    │ Robert Dennis Leo Hammes (20 Sep 1928 At Home on Farm, Clear Creek                        │    │    │ Township, Keokuk County, Iowa - 29 Jul 2017 University Hospitals,                        │    │    │ Iowa City, Johnson County, Iowa)(m. 23 Feb 1952)
                       │    │    │    │ Ron Mefford (11 Jun 1947 Mater Hospital, Knoxville, Iowa - 18 Sep                        │    │    │    │ : 1996 Mercy Medical Center, Des Moines, Polk County, Iowa)
                       │    │    ├─Rose Mary Merz (17 Oct 1934 Harper, Keokuk County, Iowa -                        │    │    │ 2 Aug 2020 Sigourney, Keokuk County, Iowa)
                       │    │    │ Raymond Patrick Shannon (17 Mar 1934 Sigourney, Keokuk County, Iowa -                        │    │    │ 20 Oct 2020 Sigourney Health Care Center, Sigourney, Keokuk County,                        │    │    │ Iowa)(m. 29 Dec 1954 St. Mary Church, Keota, Keokuk, Iowa, USA)
                       │    └─Irma Mary Sondag (30 May 1909 - Jun 1985)
                       │     + Leo Junge
                       ├─John Henry Sondag (17 Jan 1881 - 19 Mar 1970)
                       ├─Matthias Sondag (6 Aug 1883 - 11 Dec 1971)
                       ├─Theresa Barbara Sondag (6 Jun 1885 Harper, Keokuk County, Iowa - 16 Aug 1969)
                       ├─Mary Sondag (10 Mar 1888 - 20 Nov 1960)
                       ├─Clara Ann Sondag (10 Oct 1889 - 23 Aug 1987)