I wouldn't sail this ship if I were you
0089 Stones
-0089.1 Extremely large
–0089.12 Planets that are rocks
–0089.15 Asteroids
-0089.2 Around the size of a librarian
–0089.21 Statues
—0089.211 Extremely serious statues
—0089.212 Statues having one or more legs in the air
—0089.215 Angels
—0089.216 Ancient statues so enclosed in guano that they have been mistaken for mounds
–0089.22 Funerary monuments
—0089.222 Resembling a tooth or claw
—0089.225 Rigged by enterprising funeral directors so as to topple when the liklihood of causing another funeral is highest
-0089.3 The size of a fist or slightly larger
–0089.31 Stone apples, stone pears and other fruit of petrified trees
–0089.33 Stones found in cairns
–0089.34 Can be used to stun a burglar
—0089.343 Have been used to stun a burglar
-0089.3 Pebbles
–0089.33 Pebbles balanced in towers
–0089.34 Pebbles having words on, the words together making up a story now long lost to entropy
–0089.39 Forgotten pebbles of myth and legend
—0089.383 The pebble needle of Dogger Bank
—0089.387 The seven stone hearts of the deathless dogs
—0089.398 The stone giant’s lost clitoris
-0089.4 Gravel and scree
–0089.41 Stones found in the shoe
—0089.414 Stones which, once removed from the shoe, find their way back in again
—0089.415 Stones which are part of the shoe and should not be removed
-0089.5 Resembling dust
–0089.55 Space dust
-0089.6 Stones of which the size is unknown
-0089.7 Stones of which the size is unknowable