Up to 70% Off!  
Up to 70% Off! See The Sale  
Your Current Savings
Bonus Discount {{memorialDay.bonusDiscount}}%
Watch the C7 F9: Pt 10 online guitar lesson by Brad Carlton from Guitar Lab: I7 to IV7 Vamps

Example 43 maintains a common tone in the 1st voice which results in a C7 to F9 move.