I finished the Secret Island yesterday, so I continued on and finished the next three books in the series: The Secret of Spiggy Holes, The Secret Mountain, and The Secret of Killimooin....
Very interesting Pete although at one point she refers to The Castle of Kilimooin which I presume is an error. The Kilimmoin cover she shows is very nice but that omnibus cover is awful.
"What a lot of trouble one avoids if one refuses to have anything to do with the common herd. To have no job, to devote ones life to literature, is the most wonderful thing in the world. - Cicero