Is anyone able to ID these boots? The only starting info I've got is that they may have been issued to the New Zealand Army, and may have been manufactured by the John Bull company at some point.

15 20

13 41

17 42

11 40

10 20

11 10

24 44

97 40

45 45

14 10

7 10

13 40

3 0

16 41

24 40

15 41