Some online mycological microscopy primers that will be useful for anyone starting out with a microscope: –
https://sites.google.com/site/scottishfungi/identification/microscopic
http://www.mushroomexpert.com/microscope.html
This third one is a single, very long web page which may take quite some time to fully load, and will undoubtedly involve much scrolling to find content – but it contains a wealth of useful mycological microscopy information: –
http://www.hyphalfusion.com/forum/viewtopic.php?f=7&t=138400&p=297276
Regards,
Mike.