The Chalet School and the Lintons (by Elinor M Brent-Dyer)

I'm slowly re-reading the 'Chalet School' books by Elinor M Brent-Dyer. I finished 'Exploits of the Chalet Girls' a month ago, and have just finished the tenth book in the series, 'The Chalet School and the Lintons', which I last read just over ten years ago. Or, depending on how you count them, the first half of the original book...
When the Chalet School books were republished in Armada paperback form, mainly in the 1970s and 1980s, many of them were abridged. Some were quite severely abri...