Lear Jet Corporation, 5½% Convertible Subordinated Debenture due March 1, 1981 (name changed to “Gates Learjet Corporation”). Dated Nov 18, 1975, No. Issued and punch cancelled, certificate is in very good condition, with fold marks. Please note: This item is a collectible only and does not represent ownership in the company. This item is either cancelled, and in case it is not, it represents an entity which no longer legally exists. The item “1975 Lear Jet Corporation / Gates Learjet Corporation $8000 Debenture” is in sale since Sunday, March 26, 2017. This item is in the category “Coins & Paper Money\Stocks & Bonds, Scripophily\Transportation\Aviation”. The seller is “oakoncan” and is located in Oakville, Ontario. This item can be shipped worldwide.