sentences:  As a result of the then prevailing, ruinous rates in the charter market, which still accounted for half of BCal's business, the airline incurred a loss of £194,000 during the financial year to 30 September 1972.To support its ambitious expansion plans, BCal acquired a number of additional, second-hand Boeing 707s from various sources through its aircraft trading and leasing subsidiaries during the early 1970s.These included a pair of 320C series aircraft procured on a long-term lease from Britannia Airways featuring a two-class, "widebody look" interior.