Add punctuation: First and last it was on an astrological basis that Tycho Brahe was extremely dissatisfied with the at that time existing inaccurate tables of stars and planets and other poor material passed on which made the computation work difficult and reduced the possibilities for reaching fairly exact predictions
First and last it was on an astrological basis that Tycho Brahe was extremely dissatisfied with the at that time existing inaccurate tables of stars and planets, and other poor material passed on, which made the computation work difficult and reduced the possibilities for reaching fairly exact predictions.