Bayer

Bayer AG is a German pharmaceutical company. It is headquartered in Leverkusen, North Rhine-Westphalia. The company was founded in 1863 by Friedrich Bayer and are best known for being among the first to sell Aspirin for money.

This short article about Europe can be made longer. You can help Wikipedia by adding to it.

Bayer Media

Share of Farbenfabriken vorm. Friedr. Bayer & Comp in Elberfeld, issued 1 May 1908
The Bayer Cross in Leverkusen, at a diameter of 51 meters the world's largest illuminated advertisement
Bottle of Bayer aspirin, 1899
Advert for Bayer Aspirin in Life magazine, 1927
Bayer heroin bottle, originally containing 5 grams of Heroin substance. The label on the back references the 1924 US ban, and has a batch number stamp starting with 27, so it probably dates from the 1920's.
BayerHeroin
Bayer has owned Alka-Seltzer since 1978.
Bayer facility in Leverkusen
Undated Bayer copper token
Headquarters of Bayer Pharmaceuticals in Berlin-Wedding