An in-depth guide to: The Leica M6 (aka M6 Classic / M6 Non-TTL) - EMULSIVE
The Leica M6 -- also commonly known as the Leica M6 Classic or Leica M6 Non-TTL -- is a 35mm film rangefinder camera designed and manufactured by Leica in
A complete list of Leica M6 Variations
Camera Overview - Leica M6 Classic
Leica M6 Review (Classic) (The Best Rangefinder Camera!?)
Nomenclature / Main Reference Map for Leica M6 rangefinder cameras - index page
Leica M6 Classic vs M6 TTL
The new Leica film camera: Classic M6 or grown-up M6TTL? - Macfilos
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What's the difference between the M6, the TTL, and the Leica MP film cameras?
The Leica M6 Classic & Leica M6 TTL - A Review of Both Variants - 35mmc