This is a little guide dedicated to the passionates who, despite feeling braves, hesitate to approach the screwdriver to the gun. 
It helps to correctly executing the simple operations of disassembling, cleaning, lubricating and reassembling with a suitable level of awareness of the age of the gun. Our friends of WWW.STENIRON.COM made a great job, try it and start here:
Many thanks to our italian friend Piero for contributing this useful and interesting article!
Wolfgang