Query on parents of Peter Hanslow

The family of Mary Birch seem to be incorrect
* 1697 born
* 1756 (age 59) birth of son William Anslow Hanslow (1756-1831)
* 1757 (age 60) married Thomas Ansley Hanslow (1738-1811)
* 1757 (age 60) birth of daughter Sarah Hanslow (1757-1757)
* 1759 (age 62) birth of son Thomas Hanslow (1759-1823)
* 1761 (age 64) died
* 1765 (age 68) birth of daughter Mary Handsley Hanslow (1765-?)
* 1770 (age 73) birth of daughter Joseph Hansley Hanslow (1770-1776)
* 1772 (age 75) birth of son John Craven Hanslow, 1772-1823 Son of Thomas Ansley HANSLOW and Mary BIRCH (1772-1823)
* 1773 (age 76) birth of son Peter Hansley Hanslow (1773-1776)
* 1776 (age 79) birth of twin daughters Hannah Hansley Hanslow (1776-?) and Mary Hansley Hanslow (1776-?)

Mary also has 2 sisters with the same name who appear to be alive at the same time she was
* Mary Birch (died 1739)
* Mary Birch (died 1806)

here is a link to John Craven HANSLOW parents unknown until we can determine who his parents

John Craven Hanslow, {unknown parents}

http://www.thetreeofus.net/7/183346.htm
Thomas HANSLOW born 1733
married 1757 to Mary Ann BIRCH born 1737
* Sarah Hansley born 20/10/1757 died 20/10/1757
* Thomas born 14/3/1759
* John Craven born 26/12/1761 died 5/10/1823 married Rebecca DAVIS on 16/4/1787
* Mary Hansley born 10/1/1765
* Joseph Hansley born 21/4/1770
* Peter Hansley born 10/6/1773 died 4/6/1776
* Hannah Hansley born 10/7/1776

John Craven HANSLOW 1761-1823
married 16/4/1787 to Rebecca DAVIS (1768-10/9/1826)
* Mary 18/3/1788 to 28/8/1796
* Dinah 1789 to 1790
* Thomas 19/3/1792 died 1869
* John 21/4/1794
* Joseph 1/4/1796 to 1/3/1840
* Peter 14/2/1798 to 28/2/1866 - went to Australia
* Mary Ann 1/9/1800 to 2/9/1804
* Benjamin 17/1/1803 - 12/9/1804
* Benjamin James 18/2/1805 to 1857 - went to Australia
* Rebecca 1807-1810

https://groups.google.com/forum/#!topic/hanslow-family/aQ9JbUhHIqQ
There are 2 Mary BIRCH's

1) married Nathaniel BIVENS on 29/5/1729 and then married Peter ANSLOE on 1/10/1742
2) daughter of John BIRCH, christened in 1739, married Thomas ANSLOW (son of Peter ANSLOE)