Adjustable Siegel shelf supports - 1930's 58"

A pair of shelf supports branded Siegel Paris. Made from metal, the heights are adjustable. One can add glass shelves at the desired length and position the frames at the height required. Heights are adjustable with butterfly screws.

Condition and wear consistent with age and use.
Each support measures 58" x 13" overall
Each support measures 147cm x 33cm overall