I decided to include this letter because people do still collect old items. Plus I've been reading articles about how several old vehicles have been found in garages, storage areas and even fields. This is about an airplane, and if you want to read more about this there's an article on wiki here. At least I think that's the same type.
Here's a letter from the c1917 teacher's speed studies manual. Counted in groups of twenty, marked by small superior figures for the convenience of dictating at an even speed.
Go through and review any words you may need to. This is more of a specialist letter, but for advanced students you may want to try it without any review.
"Gregg Shorthand had achieved the most extraordinary success ever attained by any system in the history of shorthand." John Robert Gregg, 1922