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: George WHITMILL (North Newington, Oxfordshire, England;Abt 1836 - 28 Nov 1913)
Mother: Mary Ann BOX (Abt 1837 Pebworth, Gloucestershire, England - Jul 1889 North Newington, Oxfordshire, England)
Annie WHITMILL
(Mar 1870 North Newington, Oxfordshire, England - 30 Jun 1941)
Horace Willoughby HARRIS (Jul 1869 Banbury, Oxfordshire, England - 15 Jan 1958 Wisconsin, USA)
(m. Jan 1884 Wroxton, Oxfordshire, England)
└─Lillian Annie HARRIS (23 May 1893 Waukesha, Waukesha, Wisconsin, USA - 24 Jun 1936)
Harry MIELKE (6 Nov 1891 Wisconsin, USA - 29 Apr 1976 Waukesha, Waukesha, Wisconsin, USA)
└─John H. MIELKE (Waukesha, Waukesha, Wisconsin, USA;1919 - 1 Jan 2018)
Lois M UNKNOWN (Waukesha, Waukesha, Wisconsin, USA;26 Aug 1919 - 4 Sep 2016)
1870 - 1941 (~ 71 years)
(North Newington, Oxfordshire, England;Abt 1836 - 28 Nov 1913)
Horace Willoughby HARRIS 