1981 aviation industry newsletter Hot Line featuring Laker Airways fare increases and competitor analysis

A 1981 aviation industry newsletter titled 'Hot Line' containing multiple brief news items about airline developments. The document includes a notable mention of Laker Airways increasing fares by 9% to 14% between U.S. gateways and London, with specific fare examples for peak season travel. Other items cover various airlines including American, Pan Am, and new low-cost carriers entering the market.