Supplementary Songbook C-Progressive Piano Method For Young Beginners: Supplementary Songbook C is a carefully graded collection of 30 additional songs cross referenced to the lessons in Progressive Keyboard Method for Young BeginnersBook 2.Songs include Canaries and Gorillas Gorilla a Go Go Mambo Jumbo Sonata Theme Paper of Pins Rock a Bye Baby The Grand Old Duke Of York Under the Bamboo Tree Yankee Doodle Little Brown Jug The More We AreTogether and many more.