AN ACT TO AMEND SECTION SEVEN, TEN, ELEVEN, THIRTEEN, TWENTY-ONE, TWENTY-TWO, TWENTY-FOUR, TWENTY-FIVE, TWENTY-NINE, SEVENTY-FIVE, EIGHTY-THREE, AND EIGHTY-SEVEN OF COMMONWEALTH ACT NUMBERED FIVE HUNDRED AND TWENTY, ENTITLED "AN ACT CREATING THE CITY OF SAN PABLO"