“The F Attachment and Bass Trombone” by Allan Ostrander includes excerpts from the orchestral literature designed to develop facility in the use of the F Attachment. This involves discussion of the F attachment and its use, the distance between positions, tuning slide, operation, and usefulness of the valve.

The techniques used for a system of teaching the F Attachment are the result of Mr. Ostrander’s prolific and scientific mind, and his dedication to diligently applying his vast knowledge ...