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
Peter Blank
80 years b. 28 Feb 1878 x, Mifflin Township, Allegheny County, Pennsylvania, USA d. 15 Jan 1959 358 Eleventh Avenue Extension, Homestead, Allegheny County, Pennsylvania, USA
Mary Margaret Galvin 59 years b. 22 Feb 1885 x, Braddock, Allegheny County, Pennsylvania, USA d. 23 Aug 1944 Homestead Hospital at 1800 West Street, Homestead, Allegheny County, Pennsylvania, USA
         ├─Edward Thomas Blank 72 years          │ b. 06 Apr 1908 x, Mifflin Township, Allegheny County, Pennsylvania, USA          │ d. abt. 1981 (Death place unknown) ~ If available please use Suggest tab
         │ Ida V. Ulevich ~81 years          │ b. abt. 1905 x, x, x, Pennsylvania, USA          │ d. 18 Mar 1986 (Death place unknown) ~ If available please use Suggest tab
         │          └─Robert L. Blank 47 years          │           b. 03 Feb 1930 x, x, x, Pennsylvania, USA          │           d. 24 Sep 1977 (Death place unknown) ~ If available please use Suggest tab
         │ + William Edward Harper ~77 years          │ b. abt. 1909 (Birth place unknown) ~ If available please use Suggest tab          │ d. abt. 1986 (Death place unknown) ~ If available please use Suggest tab
         │ + Clarence William Hollis 34 years          │ b. 08 Oct 1908 x, Braddock, Allegheny County, Pennsylvania, USA          │ d. 19 Dec 1942 :: Duquesne Road, Mifflin Township, Allegheny County, Pennsylvania, USA
         │ John Richard Kohut ~82 years          │ b. abt. 1911 (Birth place unknown) ~ If available please use Suggest tab          │ d. abt. 1993 (Death place unknown) ~ If available please use Suggest tab
         │ + Elizabeth D. Dudik ~82 years          │ b. abt. 1921 (Birth place unknown) ~ If available please use Suggest tab          │ d. abt. 2003 (Death place unknown) ~ If available please use Suggest tab
         ├─Ella B. Blank 76 years          │ b. 01 Jun 1916 x, x, x, Pennsylvania, USA          │ d. 27 Feb 1993 (Death place unknown) ~ If available please use Suggest tab
         │ + John Henry Fingal ~52 years          │ b. abt. 1921 (Birth place unknown) ~ If available please use Suggest tab          │ d. abt. 1973 (Death place unknown) ~ If available please use Suggest tab
         │ + Living
         ├─Joseph M. Blank 58 years          │ b. 25 Jun 1921 x, x, x, Pennsylvania, USA          │ d. 01 May 1980 (Death place unknown) ~ If available please use Suggest tab
         │ Margaret Borsh ~83 years          │ b. abt. 1922 (Birth place unknown) ~ If available please use Suggest tab          │ d. abt. 2005 (Death place unknown) ~ If available please use Suggest tab
         │ John A. Demko ~84 years          │ b. abt. 1919 (Birth place unknown) ~ If available please use Suggest tab          │ d. abt. 2003 (Death place unknown) ~ If available please use Suggest tab
         │          └─Janice Demko ~66 years          │           b. abt. 1941 (Birth place unknown) ~ If available please use Suggest tab          │           d. abt. 2007 (Death place unknown) ~ If available please use Suggest tab
         │           Living
         │                     + Living
         └─Henry Blank 59 years           b. 14 Sep 1924 x, x, x, Pennsylvania, USA           d. 12 May 1984 (Death place unknown) ~ If available please use Suggest tab