Mosely won't reopen the case.

Hint 1 of 5:

Convince him.

Hint 2 of 5:

Give him the evidence he needs.

Hint 3 of 5:

Show him the reconstructed veve pattern,

Hint 4 of 5:

Hartridge's notes,

Hint 5 of 5:

the 1810 news clipping (Grace's research on the pattern) and