Sandhurst and Konor were both sideplated boxlocks, as was Blagdon. The Sandhurst pre-dates the others by many years - the Konor was made in the post-WWII years when some claim that Coggie quality had declined. But there were Coggies made with sideplates from 1900 onward, many without those model names, as well. The C&H model names are not a reliable guide.

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