The keys? Padded asses and blow-up bras. From 1964, the “Mad Men” era.
Look At That "Millionaire" — Practically Salivating
Front and back pages from Frederick's 1964 catalog.
"He" Being A "Millionaire," of course.
More "Marry A Millionaire" Hints...
Copy note, upper right:
"Only for those with soft pliable bosoms!"
"THEY'RE WHISTLE BAIT..."
And, they'll "improve your posture."