Salesman of big gas-sucking dreadnaughts were really feeling the pain in 1974, what with the Arab oil embargo and runaway inflation. That's why it was easy for "Mrs. Adams" to lure the unsuspecting Ford salesman to his doom.
Yes, the Country Squire Slayer, with her trailer full of surgical instruments, will soon leave Victim #29 in a shallow grave out in the boonies. But doesn't that wagon look great?