Hello native English speakers
Sorry to disturb you.
1. at Smith's , the bookseller.
2. at Smith's , the bookseller's.
3. at the Smith's , the bookseller's.
Question: Which is/are grammatically correct?
Do these noun phrases have the same meaning?
Which is the correct meaning of the "at Smith's , the bookseller",
the "at the house of Smith who is a bookseller",
or, the "at the workplace of Smith who is a bookseller"?
By the way, is its meaning related to the context?