Context: By 1962, their Columbia Record Productions unit was operating four plants around the United States located in Los Angeles; Terre Haute, Indiana; Bridgeport, Connecticut; and Pitman, New Jersey, which manufactured records for not only Columbia's own labels, but also for independent record labels.

Question: What 4 areas of the country did Columbia Records have manufacturers in?
Answer: Los Angeles; Terre Haute, Indiana; Bridgeport, Connecticut; and Pitman, New Jersey

Question: Chinese Record Productions was operating four plants by what year?
Answer: Unanswerable

Question: Which company was operating five plants around the US?
Answer: Unanswerable

Question: The four plants were located in California, Iowa, Connecticut, and where?
Answer: Unanswerable

Question: By 1972, Columbia Record Productions was operating how many plants?
Answer: Unanswerable