Dave wrote:
"Gauss`s law IS one of Maxwell`s equations."

Yes. I`ve suggested Kraus to Art but he seems not to have pored through
Kraus yet. On page 395 of the 3rd edition of Antennas is a table of
Maxwell`s equations in integral form. One column is from Ampere, another
from Faraday, and the last two are from Gauss.

Best regards, Richard Harrison, KB5WZI