The surnames are first
The coal dealers brought coal into the area in barges on the canal. You can see that two of the businesses are in the canal yard. Notice also that two of the dealers also sell pipes and slates. These are also bulky objects which can be brought into the area on a barge.
In Victorian times
there were no plastics and glass was fairly expensive. 
Large
quantities of liquid were therefore transported by barrel. The cooper
in his workshop made wooden barrels. This was an important job requiring
great skill. When the barrels were not needed they could be taken apart
and stored.
Curriers were involved in preparing skins and producing leather hides from them. Local shoemakers and saddlers would rely on the curriers and tanners for their raw materials.
Welshpool had been a thriving centre
for the making and selling of flannel
in the early Victorian period.
By 1858 though, Newtown had become
the main centre and Welshpool had declined.
