bˈɪʃəpɡˌeɪt ænd slˈoʊn ɛkstʃˈeɪndʒᵻz fˈɑːloʊd ɪn sˈɪks wˈiːks, ˈæftɚ wˌɪtʃ kˈeɪm wˈɛstɚn ænd mˈɑːnjuːmənt ɛkstʃˈeɪndʒᵻz.
Bishopgate and Sloane exchanges followed in six weeks, after which came Western and Monument exchanges.