Leica catalogs

Photographic Equipment

Amphoto Catalog 1973

Photographic Equipment Retail Price List

Leica Product Directory 50

General Catalogue

Photographic Equipment Price List

Useful Accessories for the Leica R4

Handbook of the Leica-System

Retail Price List

I have not cleaned, dusted or touched any lenses. Instead I've taken the advice of Photo.net - "Better not to clean at all than get it wrong."