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: Adam Blakeman (10 Jun 1596 Gnosall, Staffordshire, England - 16 Mar 1665 Stratford, Fairfield County, Connecticut, USA)
Mother: Jane ?? (24 May 1600 Staffordshire, England - 20 Sep 1674 Fairfield, Fairfield County, Connecticut, USA)
Mary Blakeman
(1636 Stratford, Fairfield County, Connecticut, USA - 9 Mar 1709 Salem)
Joshua Atwater
(2 Jun 1611 Fordwich, Canterbury, Lenham, Kent, England - 16 May 1676 Boston, Suffolk County, Massachusetts, USA)
:         ├─Mary Atwater
(Boston, Suffolk County, Massachusetts, USA;15 Jan 1659 - 12 Apr 1726)
:         │ + John Coney
(Boston, Suffolk County, Massachusetts, USA;5 Jan 1655 - 20 Aug 1722)
:         │ + Jeremiah Dummer
(14 Sep 1643 Newbury, Essex County, Massachusetts, USA - 24 May 1718 Boston, Suffolk County, Massachusetts, USA)
:         ├─Samuel Atwater
(New Haven, New Haven County, Connecticut, USA;20 Jun 1654 - 1664)
:         ├─Joshua Atwater, II
(10 Apr 1658 Milford, New Haven County, Connecticut, USA - 2 Feb 1692 Salem, Essex County, Massachusetts, USA)
:         │ + Living
:         ├─John Atwater
(14 Aug 1662 Boston, Suffolk County, Massachusetts, USA - 2 Feb 1692 Salem, Essex County, Massachusetts, USA)
:         ├─Abigail Atwater
(Boston, Suffolk County, Massachusetts, USA;23 Jan 1663 - 7 Jul 1664)
:         ├─Jane Atwater
(9 Sep 1666 Boston, Suffolk County, Massachusetts, USA - ??)
:         ├─Ellener Atwater
(23 Apr 1669 Boston, Suffolk County, Massachusetts, USA - ??)
:         └─Benjamin Atwater
(16 May 1673 Boston, Suffolk County, Massachusetts, USA - ?? Massachusetts, USA)
+ John Higginson
(6 Aug 1616 Claybrooke Magna, Leicestershire, England - 9 Dec 1708 Salem, Essex County, Massachusetts, USA)