Organ Accompaniment: "Here in Cool Grot" by Garrett Colley Wellesley Mornington

Practice the above organ accompaniment of "Here in Cool Grot" by Garrett Colley Wellesley Mornington his way:

1. Upper stave with the right hand
2. Lower stave with the left hand
3. Both staves together with both hands

Take a slow tempo, aim for a  smooth legato touch and 3 correct repetitions in a row in each step. Remove the lowest bass notes which don't fit the organ compass.

Post time and the number of repetitions to comments and share a photo of yourself practicing this exercise.