Dudeney Unbroken Conjunction

 536 puzzles, #481, p.192, p.395 :

 

[1][3][3][2]

1 = 1
2 = 2
3 = 3
4 = 1 + 3
5 = 3 + 2
6 = 3 + 3
7 = 1 + 3 + 3
8 = 3 + 3 + 2
9 = 1 + 3 + 3 + 2