"These stories were first published in Don't be silly Mr Twiddle and Well, really, Mr Twiddle by George Newnes, 1949 and 1953"--t.p. verso.
OBNB doesn't sell books, but you may be able to find a copy at one of these websites:
Mr Twiddle in trouble again by Enid Blyton. ISBN 0747543550. Published by Bloomsbury Children's Books in 1999. Publication and catalogue information, links to buy online and reader comments.
