First came a piece of lodestone floating on a piece of wood in a dish full of water, then the magnetised needle suspended on a piece of silk string.
(lodestone; floating; L:on a piece of wood in a dish full of water) (the magnetised needle; suspended; on a piece of silk string; T:then)
lodestone the magnetised needle
floating suspended
L:on a piece of wood in a dish full of water
on a piece of silk string T:then