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":
Father: Thomas Blank, Sr. ~50 years b. abt. 1831 Prussia, Germany d. 03 Apr 1881 x, Mifflin Township, Allegheny County, Pennsylvania, USA
Mother: Barbara Hess ~49 years b. abt. 1837 Baden, Germany d. 14 Mar 1886 x, Mifflin Township, Allegheny County, Pennsylvania, USA
Nicholas Blank
75 years b. 22 Aug 1864 x, Mifflin Township, Allegheny County, Pennsylvania, USA d. 10 Dec 1939 x, Mifflin Township, Allegheny County, Pennsylvania, USA
Mary Frances McGowan 96 years b. 23 Mar 1870 x, x, x, Pennsylvania, USA d. 05 Oct 1966 (Death place unknown) ~ If available please use Suggest tab
         ├─Carl Blank          │ b. est. 1889 (Birth place unknown) ~ If available please use Suggest tab          │ d. ?? (Death place unknown) ~ If available please use Suggest tab
         ├─Reuben Blank          │ b. abt. 1891 (Birth place unknown) ~ If available please use Suggest tab          │ d. ?? (Death place unknown) ~ If available please use Suggest tab
         ├─Anna Elizabeth Blank 83 years          │ b. 08 May 1892 x, x, x, Pennsylvania, USA          │ d. abt. Apr 1976 (Death place unknown) ~ If available please use Suggest tab
         │ John Charles Doenges 72 years          │ b. 08 Dec 1889 x, Pittsburgh, Allegheny County, Pennsylvania, USA          │ d. 30 Jan 1962 Homestead Hospital at 1800 West Street, Homestead, Allegheny County, Pennsylvania, USA
         │          ├─Mary Rita Doenges 0 years          │          │ b. 27 Dec 1916 x, Mifflin Township, Allegheny County, Pennsylvania, USA          │          │ d. 09 Nov 1917 x, Mifflin Township, Allegheny County, Pennsylvania, USA
         ├─Mary Ethel Blank          │ b. abt. Jan 1894 x, x, x, Pennsylvania, USA          │ d. ?? (Death place unknown) ~ If available please use Suggest tab
         │ John J. McGuirk, Sr. ~74 years          │ b. abt. 1895 x, x, x, Pennsylvania, USA          │ d. abt. 1969 (Death place unknown) ~ If available please use Suggest tab
         │          ├─John J. McGuirk, Jr. 1 year          │          │ b. 10 Jul 1921 x, Mifflin Township, Allegheny County, Pennsylvania, USA          │          │ d. 05 Apr 1923 x, Mifflin Township, Allegheny County, Pennsylvania, USA
         ├─Charles William Blank 82 years          │ b. 05 Feb 1896 x, x, x, Pennsylvania, USA          │ d. 05 Jan 1979 (Death place unknown) ~ If available please use Suggest tab
         ├─Raymond Blank 86 years          │ b. 17 Oct 1897 x, x, x, Pennsylvania, USA          │ d. abt. Jul 1984 (Death place unknown) ~ If available please use Suggest tab
         │ LaRue Z. Henderson ~83 years          │ b. abt. 1902 x, x, x, Pennsylvania, USA          │ d. abt. 1985 (Death place unknown) ~ If available please use Suggest tab
         │          └─Raymond Blank ~83 years          │           b. abt. 1927 x, x, x, Pennsylvania, USA          │           d. 2010
         ├─Bernard Blank 85 years          │ b. 03 Jun 1901 x, x, x, Pennsylvania, USA          │ d. abt. Dec 1986 (Death place unknown) ~ If available please use Suggest tab
         │ Grace Evans 84 years          │ b. 17 Oct 1902 x, x, x, Pennsylvania, USA          │ d. abt. Jun 1987 (Death place unknown) ~ If available please use Suggest tab
         ├─Marcella Blank 86 years          │ b. 07 Feb 1905 x, x, x, Pennsylvania, USA          │ d. abt. Nov 1991 (Death place unknown) ~ If available please use Suggest tab
         │ + John Henry Abels 95 years          │ b. 27 Apr 1905 (Birth place unknown) ~ If available please use Suggest tab          │ d. 20 Aug 2000 (Death place unknown) ~ If available please use Suggest tab
         ├─Sylvester J. Blank 77 years          │ b. 08 Feb 1907 x, x, x, Pennsylvania, USA          │ d. 17 Feb 1984 (Death place unknown) ~ If available please use Suggest tab
         │ Della Lucinda Beam ~72 years          │ b. abt. Apr 1911 (Birth place unknown) ~ If available please use Suggest tab          │ d. btw. 1964-1984 (Death place unknown) ~ If available please use Suggest tab
         ├─Francis J. Blank 79 years          │ b. 12 Aug 1909 x, x, x, Pennsylvania, USA          │ d. 04 Mar 1989 (Death place unknown) ~ If available please use Suggest tab
         │ Winifred Felix 95 years          │ b. 10 Oct 1915 (Birth place unknown) ~ If available please use Suggest tab          │ d. 22 Oct 2010 (Death place unknown) ~ If available please use Suggest tab
         │          │ + Living
         │          └─Raymond Blank 0 years          │           b. 11 Dec 1942 South Side Hospital, Pittsburgh, Allegheny County, PA          │           d. 11 Dec 1942 South Side Hospital, Pittsburgh, Allegheny County, PA
         ├─Luella Blank 80 years          │ b. 15 May 1912 x, x, x, Pennsylvania, USA          │ d. abt. Aug 1992 (Death place unknown) ~ If available please use Suggest tab
         │ + Alfred H. Steinbaugh 73 years          │ b. 26 May 1907 (Birth place unknown) ~ If available please use Suggest tab          │ d. 01 May 1981 (Death place unknown) ~ If available please use Suggest tab
         └─Leona Blank 93 years           b. 28 Jul 1914 x, x, x, Pennsylvania, USA           d. 24 Jan 2008 (Death place unknown) ~ If available please use Suggest tab
          + Howard J. Fey 95 years           b. 17 Oct 1907 827 Hamilton Street, Duquesne, Allegheny County, Pennsylvania, USA           d. 06 May 2003 (Death place unknown) ~ If available please use Suggest tab