raydm6
Yay! Cameras! 🙈🙉🙊┌( ಠ_ಠ)┘ [◉"]
Looks like they were commissioned:I literally had never heard of him. Sounds like he's worth discovering.
Can't say why Bruckner got his own Leica commemorative, though.
The Different Leica M6 Variations - Jo Geier
Since there are so many different models of one of the most popular Leica camera, we thought we could shed some light into this and list all variations known to us until today. May it will help you to choose the M6 you are looking for.

1996 – M6 Platin / Platinum Anton Bruckner
The Austrian Leica distributor ordered 200 cameras with Elmar-M 2.8/50mm to commemorate the 100th anniversary of the death of the Austrian composer Anton Bruckner.
Product Code: 10454 Set
Product Code: 10425 Body
Product Code: 11839 Len
200 Platinum M6's were made in 1996 to honor the Austrian composer Anton Bruckner 100years after his death. They were commissioned by the Austrian distributor ofLeica, Leitz-Austria.