File storage cabinet

A cabinet for the storage of files, books or papers comprising a floor panel, a vertically-arranged back panel fixed to the rear edge of said floor panel, vertically- arranged side panels fixed to the side edges of both said floor and back panels, a plurality of divider panels fixed to said floor and back panels and positioned parallel to and intermediate of said side panels, and a roof panel fixed to said side panels, said divider panels and said back panel; locating and releasable fixing means being provided along each panel edge abutting another panel; zones of said side and divider panels being provided with ribbing to stiffen them; the lower surfaces of said floor panel and upper surfaces of said roof panel being made with complementary shapings which cooperate to provide a locating function when multiple said cabinets are in stacked arrangement.