You might want to look at:
Melodious and Progressive Studies, Book 2, edited by David Hite. 64 pages of studies, exercises, etc.
Foundation Studies, also edited by Hite. 64 pages of scales, chords and intervals.
The Universal Method by Paul Deville contains lots of study material ranging from basic to quite advanced. Although it is called a method, I think it is more a collection of material the compiler thought would be useful.
I think you are already aware of the Klose Daily Studies.
All of this material is quite conventional.
For altissimo, etc., people usually have a look at Rascher's Top Tones.