The Evolution of BMW's Logo

The theme remained the same throughout the decades as did the question - is it a propeller?

The BMW Name and Its History

BMW History

The Evolution of BMW's Logo

BMW logo history & origin

Apple, BMW in courtship with an eye on car collaboration

BMW's New Logo, a Visual History of Their Logo's Evolution, and Debunking the Myth That It's an Airplane Propeller - Core77

History of the BMW M logo

BMW logo evolution. This is how it was done! – BRANDING, BETTERED.

A Historical Look at the Evolution of the BMW

BMW logos from various years

All about the BMW Logo: History, Meaning and More

BMW Logo Design – History, Meaning and Evolution

The Meaning of the BMW Logo and Symbol - Free Logo Design

BMW Logo and symbol, meaning, history, PNG, brand

BMW - Wikipedia