Source:www.canon.com

You can never have enough photographic reference material at your disposal and when it's free that's an additional incentive.

Canon has made available a free online digital photo guidebook, that eventhough geared towards professionals, who use Canon EOS equipment, is still very useful to amateurs and non-Canon camera owners.
page has the link to the download and a copy of the table of contents so you can decide in advance of downloading if it interests you. Posted by: jim    Source