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":
         ├─ Augustinus Johannes Nijs
(26 Jan 1888 Winschoten, Groningen, Nederland - Yes, date unknown)
         ├─ Margaretha Engelina Nijs
(22 Jan 1890 Winschoten, Groningen, Nederland - Yes, date unknown)
         ├─ Hillegonda Geertruida Nijs
(04 Oct 1891 Winschoten, Groningen, Nederland - Yes, date unknown)
         │ Johannes Hermannus Bröring
(13 Mar 1891 Onstwedde, Groningen, Nederland - 10 Mar 1950 Onstwedde, Groningen, Nederland)
         │          └─ Augustinus Joannes Bröring
(02 Sep 1922 Stadskanaal, Groningen, Nederland - Yes, date unknown)
         │           + Thekla Geziena Maria Wortelboer
(13 Apr 1921 Nieuwe Pekela, Groningen, Nederland - 28 Apr 2000 Groningen, Groningen, Nederland)
         ├─ Hinderika Johanna Nijs
(28 Sep 1893 Winschoten, Groningen, Nederland - Yes, date unknown)
         │ + Otto Ferdinand ter Reegen
(Cal 1894 Steenwijk, Overijssel, Nederland - 12 Jul 1922 Oosterdiep, Veendam, Groningen, Nederland)
         │ Harmannus Johannes Nibbelke
(22 Dec 1903 Wildervank, Groningen, Nederland - Yes, date unknown)
         │          └─ NN Nibbelke
(21 Aug 1937 Winschoten, Groningen, Nederland - 21 Aug 1937 Winschoten, Groningen, Nederland)
         ├─ Wilhelmus Christoforus Nijs
(19 Jan 1900 Winschoten, Groningen, Nederland - Yes, date unknown)
         │ + Hillechien Kuil
(1908 Eving, Dortmund, Nordrhein-Westfalen, Deutschland - Yes, date unknown)
         └─ Hillegonda Catharina Nijs
(04 Jul 1902 Winschoten, Groningen, Nederland - Yes, date unknown)
          + Petrus Gerhardus Rinket
(15 Oct 1900 Groningen, Groningen, Nederland - Yes, date unknown)