"building the tower." changed to "building the tower:"

Original Paragraph:

^{P858:5, 77:3.4} But the Nodites were still somewhat divided in sentiment as to the plans and purposes of this undertaking. Neither were their leaders altogether agreed concerning either construction plans or usage of the buildings after they should be completed. After four and one-half years of work a great dispute arose about the object and motive for the erection of the tower. The contentions became so bitter that all work stopped. The food carriers spread the news of the dissension, and large numbers of the tribes began to forgather at the building site. Three differing views were propounded as to the purpose of building the tower: