remarkable
earliest example
characteristic
It opens a window onto...
He wrote about...
exhibited
challenged
discusses
old
consisting of
avoid
controversial
a characteristic
It was the most expensive book ever sold.
unique
protect
The book had the highest price on record.
one of a kind
In the book there was information on ...
confronted
individual
made up of
It allows us to see...
keep safe
early prototype
noteworthy
escape
a trait
displayed
aged
talks about
dangerous
