Jan. 2016
The Psychology of Vision Life Manual, aka LifeManual is a 16-chapter work authored by Jeff Allen and Christine Herbert, probably a decade ago or more. The work was available in different forms: print, online and CD-ROM. Below were the prices as of Dec. 2013:
By mid-2015 the work was only available in online form, and today it is not available at all, at least it isn't through the old URL:
http://www.pov-lifemanual.com/
[Update: Dead link. Appeared to be deleted in Oct. 2017]
Below is the Psychology of Vision Life Manual sampler: