克莱尔顿音响传奇的兴衰（蓝光）

　　Acclaimed director Ron Mann delves into the captivating rise and fall of Clairtone Sound Corporati[展开全部]

　　　Acclaimed director Ron Mann delves into the captivating rise and fall of Clairtone Sound Corporation, an audacious Canadian electronics company founded by Peter Munk and David Gilmour during the vibrant 1960s.[收起部分]