The two Williams i have been unable to account for in 1851 or after are
William Lawrance Great Hormead, St Nicholas, Father Thomas (Labourer) and Mother Mary Chapman.
children Ann 1820, William 1823, Sarah 1825, Catherine 1827, James 1830, George 1832.
1841 Census Hare Street Great Hormead.
Thomas 40 (Labourer)
Mary 45
Sarah 17
Catherine13
James 12
George 8?
William Lawrence Little Berkhamsted, St Andrews, Father James and Mother Sarah Fellows
1841 census
James 35-39
Sarah 35-39
William 15-19
Joseph 11
Jphn 9
Emma 6
Sarah 3.