public IInformation Make(string info, string name, int vers = 0)
        {
            switch (info)
            {
            case "AssemblyNode":
                return(AssemblyNode.CreateNode(name, vers));

            case "DetailNode":
                return(DetailNode.CreateNode(name, vers));

            case "MaterialNode":
                return(MaterialNode.CreateNode(name, vers));

            default:
                return(null);
            }
        }