I remember reading about the Salzedo font, which contains many harp specific characters. If you're you're looking for correct playback, then it looks like the Garritan harp controls damping by CC#64.
It should work with the settings you have in the screen shot. You might be better off contacting MM directly and have them examine your file.
Bobby, Your example shows what a quarter notehead looks like under this system. I'm curious as to what an open and closed half note looks like.
Jacque, The standard notation for an open and closed HH is the "o" & "+".
I totally admit that this is not my area of expertise, but if the rhythm is unclear in the upper left measure, then it's just as unclear in the bottom left measure. No?
Adrian, Kathy is exactly right. An Ab2 is Ab, Bb, C, Eb An Ab9 is Ab, C, Eb, Gb, Bb An Absus2 is Ab, Bb, Eb FWIW, one of the publishers I engrave for is for church music. And we have both "sus2" ...
Kathy, Actually that should be part of your job. Let the composer/arranger know when they've done something that is out of the ordinary, or written it in a way that could be written easier. Some ...
Mike's right. You could also be exotic and call it Eb sus/Ab.
As I said, you need to create a chord suffix. That's not the same thing as typing it in. When Finale doesn't recognize your chord symbol, it gives you the option of adding the suffix to the library...
For that chord you would need to create a chord suffix: 2 (no 3)