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: Valentin Hess ~81 years b. abt. Mar 1835 Adelsheim, Baden, Germany d. 01 Aug 1916 x, Mifflin Township, Allegheny County, Pennsylvania, USA
Mother: Mary Blank 75 years b. 24 Jul 1837 x, x, x, x, Germany d. 20 May 1913 :: West Run Road, Mifflin Township, Allegheny County, Pennsylvania. USA
Joseph J. Hess
73 years b. 04 Nov 1877 x, Mifflin Township, Allegheny County, Pennsylvania, USA d. 19 Dec 1950 88 Lebanon Road, Pittsburgh, Allegheny County, Pennsylvania, USA
Ella Jane Stumpf 76 years b. 11 Oct 1885 x, Carnegie, Allegheny County, Pennsylvania, USA d. 18 Dec 1961 88 Lebanon Road, Pittsburgh, Allegheny County, Pennsylvania, USA m. 17 Jan 1906 Holy Angels Catholic Church at 408 Baldwin Road, Hays, Allegheny County, Pennsylvania, USA
   ├─Elmer Valentine Hess 77 years    │ b. 28 Oct 1906 x, Mifflin Township, Allegheny County, Pennsylvania, USA    │ d. abt. Apr 1984 (Death place unknown) ~ If available please use Suggest tab
   │ Kathleen F. Keane    │ b. 03 Nov 1903 (Birth place unknown) ~ If available please use Suggest tab    │ d. ??
   ├─Joseph W. Hess    │ b. abt. 1908 x, x, x, Pennsylvania, USA    │ d. ??
   ├─Jacob C. Hess 55 years    │ b. 19 Oct 1909 x, x, x, Pennsylvania, USA    │ d. abt. 1965 (Death place unknown) ~ If available please use Suggest tab
   │ + Anna C. Ruffing 85 years    │ b. 11 Aug 1913 (Birth place unknown) ~ If available please use Suggest tab    │ d. 25 Jan 1999 (Death place unknown) ~ If available please use Suggest tab
   ├─Paul P. Hess 81 years    │ b. 12 Nov 1912 x, x, x, Pennsylvania, USA    │ d. 02 Apr 1994 (Death place unknown) ~ If available please use Suggest tab
   ├─Andrew A. Hess 52 years    │ b. 20 May 1914 x, x, x, Pennsylvania, USA    │ d. 07 Jul 1966 (Death place unknown) ~ If available please use Suggest tab
   │ Anna E. Sebesta 78 years    │ b. 18 Apr 1915 (Birth place unknown) ~ If available please use Suggest tab    │ d. 10 Mar 1994 (Death place unknown) ~ If available please use Suggest tab
   │    ├─Paul A. Hess 6 years    │    │ b. 31 Oct 1944 x, Pittsburgh, Allegheny County, Pennsylvania, USA    │    │ d. 24 Jun 1951 Moelenauer Road, Bethel Borough, Allegheny County, Pennsylvania, USA
   │    └─William J. Hess 11 years    │     b. 01 Feb 1949 x, Pittsburgh, Allegheny County, Pennsylvania, USA    │     d. 20 Jul 1960 :: Findleyville Road, Union township, Washington County, Pennsylvania, USA
   └─Raymond Hess 79 years     b. 27 Jan 1918 x, x, x, Pennsylvania, USA     d. 03 Jul 1997 (Death place unknown) ~ If available please use Suggest tab