"Cadw has identified Brecon library possibly as a building of special architectural and historic interest and is consulting on whether it should be formally listed, " he added.

BBC: Brecon regeneration warning if library building listed

Built in 1880, it is a prime example of the American Aesthetic Movement and one of only two surviving interiors by Louis Comfort Tiffany's Associated Artists cooperative. (The other is the adjacent library.) The room showcases elaborate architectural woodwork by Stanford White, an exotic painted frieze by Francis D.

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