Complex sentence: While Miner was successful in securing the Academy a new home, there is little evidence that the Academy was successful in raising $1,000,000 though it did raise enough to totally refurbish the Woolworth house which was donated as a $1,000,000 gift in 1948.
Split into simpler sentences: While Miner was successful in securing the Academy a new home, there is little evidence that the Academy was successful in raising $1,000,000. However, did raise enough to refurbish the Woolworth house which was donated as a $1,000,000 gift in 1948.