I have not received a response to the inquiry [1] about the possibility of getting a new snapshot of the Hardware Book site for a new package, so proceeded with updating the package using the existing snapshot.
Updated the package, built it, then uploaded it to the mentors.debian.net site.
dupload -f -t mentors hwb040412-3i386.changes
Emailed an RFS (Request for Sponsor) to the d.d.mentors list. [2]