Theory Group 4 Simplified Dictation Recordings
Theory Group 3 – Simplified Dictation Recordings
Theory Group 2 – Simplified Dictation Records
Dictation Recordings
Notehand Dictation Recordings
Miller Reading and Dictation Book
For those inclined toward early Pre-Anniversary, here’s a resource from 1902: https://books.google.com/books/about/The_Miller_reading_and_dictation_book_wr.html?id=VZsMAAAAYAAJ