Here is David Friedman's Etude 9 from "Friedman-Vibraphone Technique: Dampening and Pedaling".

Here is the video of them playing.

Below is the transcription:

By Relevé P. Limoge

Chromatic 3rds and 7ths Exercise

Hello everyone,

This is the last of my three parts on playing bass lines. Let me know if there are any questions!

I started working on created an Etude inspired by Tony's lesson "Using Cycle of 4ths to Learn Voicings and Progressions" https://www.vibesworkshop.com/video-upload/using-cycle-4ths-learn-voici….

Bebop Scale Exercise