This link is from the FaceBook Shorthand Group.
Here is the original post.
Here is an Internet Archives link to Gregg Shorthand Novels, Readers, and Manuals that I contributed. I scanned most of these myself or paid to have them scanned. A few were given to me by others. This includes the 1888, 1893, 1898, and 1902 Gregg Shorthand Manuals.