Hallmark of Harmony is the male barbershop chorus of the Sheffield Barbershop Harmony Club, based in Sheffield, England.
Hallmark Hall of Fame | Hallmark Cards | Hallmark Channel | Harmony | Hallmark | Harmony Korine | New Harmony, Indiana | harmony | Harmony Gold USA | Bone Thugs-N-Harmony | Barbershop Harmony Society | New Harmony | Harmony (Three Dog Night album) | Harmony Samuels | Harmony Gold | Harmony Books | Bone Thugs-n-Harmony | Harmony Centre | The Southern Harmony and Musical Companion | The Return of Harmony | Social Democratic Party "Harmony" | Harmony Row | Harmony Kendall | Harmony (band) | Gospel harmony | gospel harmony | Association of political parties 'Harmony Centre' | Amandla!: A Revolution in Four-Part Harmony | Southern Harmony | Sai Global Harmony |