Folks, I am not trying to shill products on this site. However, I will simply mention that I have a new self-published book out titled, "Sound the Trumpet". This is a comprehensive look at trumpets in Scripture. You can read more, preview and purchase at the following link.
Sound the Trumpet | By John L. Francis | Category: Religion & Spirituality | Blurb
Thank you, and I hope not to offend in a shameless plug.