For the record the info on the three William Boltons...
Our William Bolton, convicted of sacrilege at Stafford Lent Assizes on 15th March 1821, sentenced to Death, reprieved to Transportation to Van's Land, and was No 475 on the ship the Lord Hungerford which departed on the 28th July 1821.
The William Bolton, convicted of burglary at the same Session as Our William, was sentenced to death, reprieved to transportation to New South Wales, and sailed on the Asia on the 1st April 1822.
The William Bolton who’s sailed with Our William and was No 482 on the Lord Hungerford, was convicted of larceny at Warwick Lent Assizes on the 31st March 1921, sentenced to 7 years transportation to Van’s Land.