### Clue: Wine seller's very trendy having the Queen on flipping books! (7)
### Answer: VINTNER 
 ### Explanation: Definition: Wine seller
 V(abbrev. for "very") + IN(trendy/fashionable) **plus**(having) [ER(abbrev. for "Elizabeth Regina", the Queen) **placed after**(on) **reversal of**(flipping) NT(abbrev. for the New Testament, the collection of books in the Bible)].