Concert Band - Digital Download SKU: AX.00-PC-0016426_O1 Oboe. Composed by Mark D. Slater. Instructional. Part. 2 pages. Alfred Music - Digital Sheet Music #00-PC-0016426_O1. Published by Alfred Music - Digital Sheet Music (AX.00-PC-0016426_O1). UPC: 038081482613.As indicated by the title, Alternate Time is an exciting and energetic way to explore constantly changing time signatures. Based on a bouncy theme, this composition also features chromatic passages, running scalar lines, and effective percussion scoring. A wonderful teaching piece, it is also great fun for the audience! (2:00).