Paston School had a cadet corps and not an OTC. There is photgraphic evidence of it in the 1920s and it was later a CCF.
http://www.northwalshamarchive.co.uk...x?entry_id=265 http://www.northwalshamarchive.co.uk...x?entry_id=304
I am not sure that the 1920's photos show the school badge or that possibly the Norfolks looks to be a better match.