Complex sentence: The mill, along with other properties owned by Skipton Castle Estates, was sold off in 1954, and in 1965, George Leatt acquired it, and began a major programme of restoration.
Split into simpler sentences: The mill, along with other properties owned by Skipton Castle Estates, was sold off in 1954. It was acquired by George Leatt in 1965, who began a major programme of restoration.