Complex sentence: The hotel business declined in the 1930s, there and at other nearby resorts, but Briarcliff Lodge continued in use as the home of the Edgewood Park School from 1936 to 1954 and as the The King's College from 1955 to 1994.
Split into simpler sentences: The hotel business declined in the 1930s, there and at other nearby resorts, but the Briarcliff Lodge continued to be used. It was the home of the Edgewood Park School from 1936 to 1954 and of the The King's College from 1955 to 1994.