yes, the Mark Levine book is very highly regarded and covers a lot of ground. The Phil De Greg covers just keyboard harmony- not scales and such. The thing I love about the De Greg book is that it is full of practical applications.

Ian, I'd do exactly like you if I win the lotto:)
_________________________
It not the keyboard, it's the keyboardist.

www.youtube.com/channel/UCV94i--V-A8kZShmGTKyDOw

https://www.facebook.com/elgrupocache