The Practical Violin School: A New and Complete Synpsis of Violin Playuing in an Easy Progressive and Practical Form and designed expressly for the American Student... Selected Arranged and Composed by U. C. Hill... Bos: Oliver Ditson & Co./ NY: C. H. Ditson & Co. (1855). Signed F.O. Lang of Baltimore possible past principle of Baltimore School system. Book measures ca: WxH – 9 ¼ x 11 ½ inches.