My Speer #13 lists the same.
My Lee manual bought at the same time (copyright 1997, reprint 2000) doesn't list #9. But here is a comparison for #7
125 Gr GD or TMJ AA #7
124 Gr jacketed AA #7
AND Lee has the COL +.005 versus Speer
I've been chewing on these for awhile as I'm waiting on some bullets to reload my 357 sig. Let us know what you find out.