The book, "The Cathode-Ray Tube," Dennis shipped via Media Mail on 1/2/2021 arrived here in Southern California today, 1/5/2021.
Three days in transit is not bad...
And, it arrived safely, in good condition and autographed by Peter Keller.
Thank you, Dennis.
Larry McDavid W6FUB
Anaheim, California (SE of Los Angeles, near Disneyland)