Technical Bulletins are published at intervals by the Canadian Conservation Institute (CCI) in Ottawa as a means of disseminating information on current techniques and principles of conservation of ...

An illustration of a magnifying glass.

My initial description of the EOS 5D when compared to the EOS 20D was ‘chunkier’, and I still think that’s a fair comment. It’s actually not that much larger than the EOS 20D, about 8 mm (⅓ inch) ...

Data Longevity on CD, DVD Media: How Long Will They Last? In the early '90s when the first CD-R disc was introduced manufacturers said the media had a data life in excess of 40 years. In the late 90s ...

CD based portable MP3 have intrigued me. The ability to carry 10 CD's on one disc is just too convenient. I've jumped on the bandwagon for such players, buying a Genica MP3Trip, a Phillips Expanium, ...