They are some of the longest books in the world.

This big long book with the names written down by the missionary.

To write the first draft of such a long book by hand put me in touch with the language as I haven't been for years.

At 432 pages, it is the longest book in the series.

Maybe when they realize this, they'll read more long books.

Wrote long books on obscure subjects that no one ever read.

A longer book on a similar theme is currently under way.

But eight long books in a little over five years represents a sizable piece of work.

At the time it was "by far the longest and most involved book I've ever worked on."

This the longest book ever written, being over 600 pages.