Bundle of six W280 spark plugs in plexiglass displays with a reminder of the third Carrera Panamericana rally in Mexico in 1952. The winner? Karl Kling in a Mercedes-Benz 300 SL.

Object of the month: memories of Mexico

What does a vulture have to do with spark plugs – and with Bosch? The answer is simple: a motor race 66 years ago. And one eyewitness to this story is an object that is easy to miss when looking through the sh...