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":
Gregor KAISERAUER
(Utzmemmingen, Ostalbkreis, Baden-Württemberg, Germany;7 May 1867 - 5 May 1946)
└─Frieda Maria KAISERAUER (12 Oct 1904 Utzmemmingen, Ostalbkreis, Baden-Württemberg, Germany - 13 Nov 1944 Frankfurt am Main, Hessen, Germany)
Karl Otto BORDT (9 Apr 1901 Cleversulzbach, Heilbronn, Baden-Württemberg, Germany - 17 Feb 1970 Frankfurt am Main, Hessen, Germany)(m. 25 Jan 1928 Frankfurt am Main, Hessen, Germany)
└─Rosa Maria BORDT (Frankfurt am Main, Hessen, Germany;9 May 1928 - 24 Sep 2010)
1867 - 1946 (78 years)
Rosa Nothburga GÃœTINGER 
(Utzmemmingen, Ostalbkreis, Baden-Württemberg, Germany;10 Sep 1866 - 18 Apr 1956)
