Alvin and Kelvin Keech
British banjo duo Alvin and Kelvin Keech perform in a short film produced in the DeForest Phonofilm sound-on-film process. The Keech brothers are sometimes credited with inventing the banjul... Read allBritish banjo duo Alvin and Kelvin Keech perform in a short film produced in the DeForest Phonofilm sound-on-film process. The Keech brothers are sometimes credited with inventing the banjulele, a hybrid of banjo and ukulele.British banjo duo Alvin and Kelvin Keech perform in a short film produced in the DeForest Phonofilm sound-on-film process. The Keech brothers are sometimes credited with inventing the banjulele, a hybrid of banjo and ukulele.