UPDATE: more cartoons at Chemviews.
From the Harvard Molecular and Cellular Biology multimedia lab.
A simple explanation of mass spectrometry and its applications.
Definitions of terms relating to mass spectrometry (IUPAC Recommendations 2013) was published last June in Pure and Applied Chemistry, the IUPAC journal. The PDF document is freely available and can be republished with attribution. I’m adding the terms to the MS Terms Wiki, but is a slow cut-and-paste process and not all of the terms are up at this point.
The Cyclotron: Crafting an Early Tech Marvel from the Life Magazine archives in 1948.