There are also some interesting pages on Names of the Lending Banks of the British Empire starting on page 33.
There are some banking correspondence as well if you'd like to practice that. I didn't see what the time to use for dictation is, but maybe you can find that if you're really interested. There are also some articles.
Banking; an adaptation of Pitman's shorthand to the requirements of banking correspondence, together with specimens of the forms used, and a description of the duties of clerks engaged in such business by Isaac Pitman & Sons