Were it to be the last — Shoes

Were it to be the last 1
How infinite would be
What we did not suspect was marked－
Our final interview.
(F.1165/J.1164)
[1] last:: a model of the foot to make shoes.
[2] infinite:: a very large size of shoes.
[3] suspect:: she thought the size of her feet was smaller. marked:: the size is marked.
[4] final interview:: the measuring being done.