Cassette: cbbs8 QUEEN freddie mercury rare blue cassette original TRIDENT AUDIO seven seas

here i have a cassette from 1973 so pretty old..............................played the cassette but not all the way through and have rewound to side 1............ all original - fab blue cassette - initials of previous owner (c.s.) on top side 1 paper and pretty hard to find a copy on cassette now.......................thanks for looking, nicol