I believe the envelope was actually a "Presidential blue" color, not black as it appears here. The script is Copperplate, or Engrossers' Script; the inks are Dr. Ph. Martin's Bleedproof White and Spectralite gold.
I did three different outer envelope styles and let her choose. This is the one that went to Washington...
...but alas, no response! But as Anita's grandma told her, "The only failure is not trying!"