1783 Chap. 0063 An Act In Addition To, And For Repealing Certain Parts Of An Act, Made And Passed The Third Day Of July, A. D. One Thousand Seven Hundred And Eighty-Two, In-Titled, "An Act To Remove The Obstructions And Open Passage Ways For The Fish Called Alewives, Shad, And Other Fish, Up Neponset River, And For Making More Effectual Provision For The Passing Of The Said Fish."