Complex sentence: Her name was struck from the Navy list in December 1974 and on 22 October 1975, she was sold to the North American Smelting Co., Wilmington, Del., for scrapping.
Split into simpler sentences: Her name was struck from the Navy list in December 1974. On 22 October 1975, she was sold to the North American Smelting Co., Wilmington, Del., for scrapping.