hi
found these births for john and sarah boswell apart from francis john,s occ is shoemaker on francis birth his occ is labourer .
William bpt 18 may 1817 born 23 apr 1817
francis bpt 24 oct 1819 born 1 oct 1819
james bpt 28 apr 1822 born 18 ? 1822 can,t decipher month
sarah bpt 23 may 1824 born 14 mar 1824
matilda bpt 26mar 1826 born 3 mar 1826 on this bpt place of abode is Theydon garnon [in reg as guernon ] still in epping dist , all other birth abode is epping .
hope this helps .
trevor
ps did check reg up to 1830 but no other births show .
does the list correspond with what you have found re names of children ?