OSA Polish Scooter
Handbook - Skutery OSA
Published in 2005 by WKL of Warsaw. This new 144 page softback with Polish text has been produced as an owner's practical maintenance guide for the WFM OSA M50 & M52 scooters. The first 86 pages relates to maintenance tasks, with 70 b/w photos and diagrams. The rest of the book is a catalogue of parts for the M10, including part numbers, and 32 exploded part diagrams.
Book available from Bohemia Hobbies