Per the title, woman's lib was at the start of the feminist movement that sought equal rights and equal treatment for women over a wide range of issues from abortion to sexual harassment.
This is the seventh and final appearance Jonathan Hole makes in the series. In each appearance, he only twice plays the same character, i.e. the TV announcer in Oliver Takes Over the Phone Company (1967) and Won't You Come Home, Arnold Ziffel? (1967).
Adjusted for inflation, the $1,200 bill from Mr. Haney would equal approximately $9,500 in the year 2024.