Conversation so far:
What is some background on Highway 61 Revisited?
Highway 61 Revisited was recorded in two blocks of recording sessions that took place in Studio A of Columbia Records, located in Midtown Manhattan.
What year was Highway 61 Revisited released?
Highway 61 Revisited was released on August 30, 1965 by Columbia Records.
Was anyone featured on the Bob Dylan album Highway 61 Revisited?
No one is featured on Bob Dylan's album Highway 61 Revisited.
Did Bob Dylan record any other hits after Highway 61 Revisited?
Dylan produced the double album Blonde on Blonde, featuring what Dylan called that thin wild mercury sound.“

Question: Why was the album recorded in two blocks?
Self-contained rewrite: Why was Bob Dylan's Highway 61 Revisited album recorded in two blocks?