Across
Stiffen precious material, naturally preserved for Tudor court (4,7)
Noble champion and mate having a row (7)
Display for announcer reporting traffic tailback? (7)
Rail link — cretin trashed it years later (9)
I failed to pick up that energy-packed cereal (5)
Left over (4)
Renovator tipped varnish to restore front of mantel (10)
Peer at actor, desperately holding teacher back (10)
One king flanked by others in church (4)
Article by naturalist, primarily about birds (5)
Old Caledonians initially join a league comprising 8 sides (9)
Indigenous American's trousers not quite acceptable (7)
Square on which Parisian supplies drug (7)
Hard setter on the Guardian ultimately supporting application (11)
Down
Desert in 5, housing in it to gradually disappear, perhaps (5,10)
One putting on left-wing prosecutor's rebuffed (5)
Screen regularly to exclude rejected currency (7)
Examine reverse of Turner? Yes, surprisingly (7)
Tossing boat in which we see bird land (8)
One aims for space playing cricket in tests, bagging duck (6,9)
Measuring device, which we bank on at Easter time? (6,7)
Kestrel there flying round lake, confusedly (6-7)
Spectators' place not available for rugby player (5-3)
Having taken wine in church, rector's bursting (7)
A northern wood said to be of great age (7)
Filth, say, rising across border (5)
Type letters or click words in the clue