Across
Poor, poor lady's taken in by unelected scientist? (5,3)
Artificial intelligence, holding degree: key to manufacturing old computers (5)
See 18
Most irritable clergyman grasps 1 + 100 + 1000 + 50 (10)
Salesman returns carrying fish and device for removing skin (6)
Engaged? Let's dine out (8)
Soldier on after cutting tail from monster (7)
10a
Small, small net captures unknown eccentric barber (7,4)
During Christmas, to donate, give an extinct mammal (8)
Noisy disagreement heard in fifth farm building? (6)
Heavy rain could possibly run into chest (10)
How to get down from a whale? (4)
Man is 25, single and collects books (5)
Kill weed accidentally? It's edible (4,4)
Down
Boast about European Union, right, for one could wreck things (8)
Walk quietly on 17 ground (4)
Metal flying machine loses height (6)
Dignitary has fine, fine diamonds gold-plated (7)
Spy knows Russian ambassador never starts revolution (4)
In 25, that's fighting over English clothes (10)
It's cryptic woman's paper (6)
They illuminate gentle origins of some plants (5,5)
Act with mistakes when naked (3)
Aged around 500,500? (3)
Performs shoots (8)
Perhaps Julie wanders about (7)
They're creatively said — line's blown initially (2-4)
Find courage in drink (6)
Young men or unruly yobs? (4)
Account of Liberals making a comeback (4)
Type letters or click words in the clue