A bit different from my version of "announcing breakfast", and no need for "speaking tubes" in our house! A yell suffices
Just been googling Betty Crocker and found that she never actually existed
. Its just a brand name. According to Wikepedia, the name
Betty was chosen because its a "cheery All-American name", and the surname
Crocker was chosen in honour of William Crocker - a director of the company.
My ring-binder book is missing its dust cover, but the red and white pattern on the cloth bound ring-binder is apparently a Pennsylvania Dutch design. Some fascinating info on that on the web, but I mustn't digress. There aren't enough hours in the day!
The original 1950 copies of the cook book seem to go for quite a bit of money, depending on the condition of course. They've been reproduced in hardback more recently. Mine is a first edition (sixth printing) dated 1950