I have done the two main paragraphs.  The remainder is just formalities.
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I hereby give and bequeath to my Dear Wife 
Harriett Whitehead the whole of my Effects 
consisting of all my Goods, Chattels, Plate etc, as also 
the amount of Assurance effected upon my life 
in the London Life Associations, in the Year 
1849 - and such other properties to which I may have 
been entitled at the time of my decease, for her 
sole use, and for the purpose of bringing up such 
portions of my children untill they arrive at an age 
capable of maintaining themselves - (subject to the 
payment of all my just debts, Funeral and 
Testamentary expences)
It is furthermore my desire (that in the event 
of the decease of my dear wife the aforesaid 
Harriett Whitehead) that whatever property may 
remain it shall be equally divided amongst my then 
surviving children of her Body Begotten