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":
Mary Jane Davenport
(9 Jan 1860 Little Rock, Pulaski County, Arkansas, USA - 3 Mar 1933 Kansas City, Wyandotte County, Kansas, USA)
Madison Love (Matt) Richmond
(28 May 1856 Cleveland, Bradley County, Tennessee, USA - 13 Mar 1913 Kansas City, Wyandotte County, Kansas, USA)
         ├─Azale Savannah Richmond
(29 Dec 1880 Little Rock, Pulaski County, Arkansas, USA - 19 Mar 1966 Springdale, Washington County, Arkansas, USA)
         │ Thomas Hezekiah Mauldin
(11 Jul 1880 Mississippi, USA - 25 Mar 1949 Kansas City, Wyandotte County, Kansas, USA)
         │          ├─Ivory May Mauldin
(25 Jun 1902 Birmingham, Jefferson County, Alabama, USA -          │          │ 6 Dec 1965 bur.Kansas City, Wyandotte County, Kansas, USA)
         │          │ + John O Hombs
(13 Aug 1902 Kansas City, Wyandotte County, Kansas, USA - 28 Jan 1965 Mound City, Linn County, Kansas, USA)
         │          ├─Edward Earl Mauldin
(Dec 1899 Denver, Denver County, Colorado, USA - Mar 1987 Kansas City, Wyandotte County, Kansas, USA)
         │          └─Elsie Love Mauldin
(28 May 1904 Belton, Bell County, Texas, USA - 1995 Smithfield, Providence County, Rhode Island, USA)
         ├─Mary Lucinda "Lou" Richmond
(29 Mar 1883 Little Rock, Pulaski County, Arkansas, USA - 18 May 1971 Kansas City, Wyandotte County, Kansas, USA)
         │ + James M Smith
(Abt 1881 Missouri, USA - ??)
         │ Lemuel Harris Church
(25 Aug 1879 Tennessee, USA - 11 Dec 1924 Kansas City, Wyandotte County, Kansas, USA)
         │          ├─Mary 'Louise' Church
(21 May 1903 Golden, Jefferson County, Colorado, USA -          │          │ 14 Feb 1991 Kansas City, Jackson County, Missouri, USA)
         │          └─Roman Arthur Church
(Sherman, Grayson County, Texas, USA;27 Jul 1905 - 12 Mar 1908)
         ├─Maggie Love Richmond
(13 Jan 1886 Little Rock, Pulaski County, Arkansas, USA - 17 Jun 1970 Kansas City, Wyandotte County, Kansas, USA)
         │ + Sidney L Smith
(1877 Alabama, USA - 1954 bur.Kansas City, Wyandotte County, Kansas, USA)
         ├─Madison Leroy Richmond
(4 Sep 1890 Hot Springs, Garland County, Arkansas, USA - 7 Mar 1974)
         │ Nellie M Ross
(Abt 1894 Kansas, USA - ??)
         │          ├─Clifton Richmond
(Abt 1913 Kansas, USA - ??)
         │          ├─Emma or Emelia Richmond
(Abt 1917 Kansas, USA - ??)
         │          └─Madison Leroy Richmond, Jr
(2 Sep 1928 Kansas City, Wyandotte County, Kansas, USA - 18 Apr 2004)
         ├─Nellie Ophelia Richmond
(23 Dec 1893 Hot Springs, Garland County, Arkansas, USA - 1 Aug 1976 Liberty, Clay County, Missouri, USA)
         │ + Ira James Valentine
(28 Nov 1888 Baton Rouge, East Baton Rouge County, Louisiana, USA -          │ 17 Jun 1967 Kansas City, Wyandotte County, Kansas, USA)
         └─Elmer Eugene Richmond
(6 Apr 1901 Evansville, Vanderburgh County, Indiana, USA - 15 Nov 1942 Fort William McKinley, Manila, Philippines)
          + Estelle "Kay" Dilbeck
(24 Nov 1910 Oklahoma, USA - 1 Jul 2000)