What about 1:00

Hint 1 of 16:

 Find Clarence's body in Wilbur's room or the bathroom.

Hint 2 of 16:

 Look at pearl handled dagger which killed Clarence.

Hint 3 of 16:

 Search Clarence's body to get the matches.

Hint 4 of 16:

 Go to the nymph garden, search base of nymph, put handleon shaft.

Hint 5 of 16:

 Turn the nymph statue, light your lantern, and enter secret door.

Hint 6 of 16:

 Go forward to hidden basement room, walk to corner. (EEK!)

Hint 7 of 16:

 Check the wall, insert the crank and turn, follow second tunnel.

Hint 8 of 16:

 Open the "Ruby" vault and get pouch of gems, close the vault.

Hint 9 of 16:

 You can unbar the door of the vault to leave.

Hint 10 of 16:

 Find the bootprint in the secret passage near Lillian's room.

Hint 11 of 16:

 Get Lillian's diary from her suitcase.