Home › Meg and Mog › Meg at Sea M Meg at Sea by Helen Nicoll · 1973 · Book 4 of Meg and Mog Buy on Amazon About “Meg at Sea” Meg at Sea is a 1973 book by Helen Nicoll. It is book 4 of the series Meg and Mog. Book details First published 1973 ← Meg on the Moon All Meg and Mog books in order Meg's Castle →