authentication guides (html and pdf) - - -s
antique and art prints (pdf 11mb)
identifying and authenticating photographs (old version, html)
identifying and authenticating photos (up to date, pdf 13mb)
identifying common materials in antiques (pdf)
black light : a beginner's guide (html)
forensic light: a beginner's guide (pdf)

online courses - - -s
online course in photograph identification and authentication
online course in prints identification (future)

philosophy/cognitive science/linguistics guides pdf ebooks- - -s
conceits: human cognition and perception (2013 Eric Hoffer Award Finalist)
art perception (2015 Eric Hoffer Award Finalist)
introduction to ancient counting systems
return trip: aesthetics and epistemology (2014 Eric Hoffer Award Finalist)
strange beauty: aesthetics and epistemology (Follow up to Return Trip)

galleries, blog, miscellaneous - - -
early baseball memorabilia galleries
about fashion photos
identfication and authentication column at sports collectors daily

books in print at Barnes and Noble
books in print at Barnes and Noble

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support this site with a donation- - -s

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(c) david rudd cycleback