Complex sentence: The Commission disliked the small eagle and felt that depicting the crack in the Liberty Bell would expose the coinage to jokes and ridicule, but the Mint nevertheless proceeded with Sinnock's designs.
Split into simpler sentences: The Commission disliked the small eagle and felt that depicting the crack in the Liberty Bell would expose the coinage to jokes and ridicule. Despite the Commission's disapproval, the Mint nevertheless proceeded with Sinnock's designs.