In the article “Stamp Announcement 15-37: Spectrum Eagle Stamps” in Postal Bulletin 22422 (8-20-15, pages 54-55), in the paragraph titled “Philatelic Products”, the First-Day Cover item number is incorrect.
The corrected information is given in bold:
There is one philatelic product for this stamp issue:
n 788561*, First-Day Cover (set of 6), $5.64.
— Stamp Services, Marketing and Sales, 9-3-15