Clue | Source | Date |
---|---|---|
Was sound (4,5) | ||
As a cistern, was sound (4,5) | ||
As a description of what the sponge did, was valid (4,5) | ||
Was valid (4,5) | ||
Proved sound | New York Times | 24 Mar 2017 |
Proved sound | ||
Added up | ||
Wasn't full of holes | ||
The plumber's alibi __ |