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: Joseph TEASDALE
(6 Aug 1812 Summerhouse, Durham, England - Mar 1894 Weardale, Durham, England)
Mother: Ann HINDMOOR
(Abt 1816 Copley, Durham, England - 1901 Weardale, Durham, England)
Hannah Marie TEASDALE
(Jan 1844 Bishop Auckland, Durham, England - Mar 1917 Middlesbrough, Yorkshire, England)
John HEWITSON
(1850 Stanhope, Durham, England - Oct 1881 Middlesbrough, Yorkshire, England)
└─Joseph Thomas HEWITSON
(1875 Stanhope, Durham, England - 1926 Middlesbrough, Yorkshire, England)
Sarah Ann PALMER
(Middlesbrough, Yorkshire, England;Oct 1878 - 1932)
├─Amy HEWITSON
(Middlesbrough, Yorkshire, England;15 Dec 1904 - DECEASED)
1844 - 1917 (~ 73 years)
(6 Aug 1812 Summerhouse, Durham, England - Mar 1894 Weardale, Durham, England)