The good old days: Stephan Beyer (sitting) with his sons, 1863. Second from right is Theodor Beyer, René Beyer’s great-great-grandfather.
The saviours: Marie Valentine Meylan and Karoline Beyer-Danioth.
Left the firm: Adelrich Beyer jun.
Beyer’s special offer caused a stir, trouble with the watchmakers’ association – and counter adverts.
Adelrich Beyer (right) in front of the Crédit Suisse building around 1910.
He loved motors, speed and jazz: Theodor Julius Beyer taking part in the race on the Klausen Pass.
The watch worn by Sir Edmund Hillary when he became the first man to climb Mount Everest.
Theodor Beyer cataloguing the exhibits at the Topkapi Palace museum in Istanbul.
Driving lessons: Muriel and René Beyer.
Owns a world-famous collection of antique doll automata: Annette Beyer in 1983 with the “Piano player” (Paris, 1865).