Brett Jackson wrote:

Is this plasterboard as we know it today? It has the standard white plaster
material sandwiched between two sheets of brown paper. Is it likely that
it's original - I certainly can't find any evidence to suggest otherwise.

Plasterboard was introduced to the UK in 1917, though I don't know what
sort of buildings would have used it that early.

Says so he
http://www.gpda.com/student.htm


Lee

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