December 1958

December 1958: 34 companies

December 1, 1958 1 companies

December 2, 1958 3 companies

December 3, 1958 1 companies

December 6, 1958 1 companies

December 9, 1958 2 companies

December 11, 1958 1 companies

December 15, 1958 2 companies

December 16, 1958 2 companies

December 17, 1958 1 companies

December 18, 1958 2 companies

December 19, 1958 2 companies

December 20, 1958 1 companies

December 22, 1958 1 companies

December 24, 1958 4 companies

December 30, 1958 7 companies

December 31, 1958 3 companies