Label
Williamson Music Co.
Incoming Resources
- Williamson Music Co., exclusively distributed by Hal Leonard Corp., New York, N.Y., Milwaukee, WI, 1981?
- Williamson Music Co., Distributed by Hal Leonard Music Corp., New York, N.Y., Winona, MN, c1986
- Williamson Music Co., Exclusively distributed by H. Leonard Corp., New York, Milwaukee, WI, c1995