All through this hour/Lord be my guide/And by Thy power/No foot shall slide - inscription

Along with the Great Bell, the belfry houses four quarter bells which play the Westminster Quarters on the quarter hours. The four quarter bells are G sharp, F sharp, E, and B (see Note). They were cast by John Warner & Sons at their Crescent Foundry in 1857 (G sharp, F sharp and B) and 1858 (E). The Foundry was in Jewin Crescent, in what is now known as The Barbican, in the City of London. The Quarter Bells play a 20-chime sequence, 14 at quarter past, 512 at half past, 1320 and 14 at quarter to, and 52