British place names

[Princessdollie]

Can anyone help with answers to these please? They are all British place names and the number in brackets is the number of letters in the answer. All help gratefully received. Many thanks.
A dealer in magic and spells'? [5]
Did Christian become despondent here? [6]
Happy chap before a public school [10]
He was called John but his real name was Ernest [8]
Sounds as though nobody like the food on offer [8]
A very singular river [5]
Is it the town of the crustacean? Lobinstown? [11]
An American bowler [5]
Mock at fifty at this watering place [7]
Needs a halo to give a better clue [8]
Willow's cousin is more than warm [9]
The first bit of boiled bacon? [7]
A ton drives the punt to shore [10]
Print one water closet in prison [10]
Top of the explosive device [8]
Sounds as though the Brown company toes this [11]
Start the game [4]
The Ambassador sat damp in London [9]
Upper entry to my French alimentary canal [8]
The sailor joins the singer in the light [13]
Sounds like a scolding woman's headgear [10]
Close to British Rail by the seaside [8]

[Princessdollie]

And so am I ... I wish there was a way I could share this one with you :-)

[Princessdollie]

Sorry folks, found another one I can't answer: Dance with the tors up north [9] - and the answer is not Stornoway!!