ACROSS

 1  Not a double knocker. (11)

 9  Forms a line in court. (4)

10  See 21.

11  Goal of many a Nordic lass. (4)

12  Chevalier sings of this place. ( 7 )

13  If these Japanese gentlemen took tea, they’d be fired. (7)

15  Hen? (8)

16  Circus stars and stripes on them. (6)

18  He’s far removed again. (6)

21  and 10 . Earth? (6, 2, 5)

24  These show all the markings of a Parisian. (7)

26  Sink where the fuel is kept. (7)

28  Pale excuse. (4)

29  I have only an hour ahead of me to find such a heavenly creature. (5)

30  Not too fat to bend over. (4)

31  Greeley ? (4, 7)

DOWN

 2  Fruit comes from just one tree after another. (9)

 3  She referred to the “primrose path of dalliance.” (7)

 4  ”Which, like the ________ wears yet a precious jewel in his head.” (4)

 5  Two of the four winds blow from here to Mobile ? (7)

 6  Thing it? (5)

 7  First-class circle ? (6)

 8  A lot of new business goes on it, and changes with age. (6)

14  In summer, both kinds play in the sticks. (5)

17  A table leg gets broken, but it’s hardly worth mentioning. (9)

19  This is easy! (6)

20  Object of a peaceful burial by the brave. (7)

22  Caution! Bridge out of here! (7)

23  What can keep the squeaks out? (6)

25  A seer to make things disappear. (5)

27  Alaskan goddess ? (4)