Question 1, As far as I know he remained in Gloucestershire.
Question 2 The daughter Elizabeth Ann's death was registered in Barton Regis
Eleanor's death was registered in Clifton ( her first name varied to Ellen and Ellinor)
Question 3 On the 1891 census William was a Coal yard foreman
Question 4, William and Sophia wed at St Andrew Clifton Bristol
Thank you for replying, Pauline