Complex sentence: The houses would sell for between $8500 and $9500, according to a March 1949 article in the "Columbus Dispatch", about 25% less than comparable conventional housing; by November 1949, the average selling price had come up to $10,500.
Split into simpler sentences: The houses would sell for between $8,500 and $9,500, according to a March 1949 article in the "Columbus Dispatch"--about 25% less than comparable conventional housing. By November 1949, the average selling price had come up to $10,500.