The Early 1970s Bike Boom

1971 Schwinn Varsity Sport – For Gals on the Go.

The early 1970s experienced a boom in bike use by adults. Transportation journalist Carlton Reid links the first Earth Day, Watergate, and Baby Boomers in Bicycling Booms During Lockdown—But There’s A Warning From History

Some more context on biking in the 1970s

1974 Raleigh Bicycles catalog