Photo friends:
Adam Nixon's
Romafoto
Angela Weil's
AWL Photography
Craig Norris'
Altiratech
Dave Gurtcheff's
Modern Pictorials
Ernie Minn's
Web Site
Norman Koren's
Photography
Charles Carstensen's
Photography
Bruce Yu's
BM-ONE
Photography sites:
Computer-Darkroom
(Ian Lyon's digital darkroom photography)
The Luminous Landscape
(Michael Reichman's digital art photography)
Digital Photography Review
(Philip Askey's digicam news/reviews)
Imaging Resource
(David Etchell's digicam and Scanner news/reviews)
Steve's Digicams
(Steve Sander's digicam news/reviews)
Photo(SIG)
(User-to-user photography critique and discussion)
Masters of Photography
(Classic black & white photographs)
Reference sites:
Bill Tuthill's
Film Characteristics Table
Darrell Dorsey's
Exposure Values table
International Color Consortium
(Learn the fundamentals of digital colour management)
Bruce Lindbloom
(Colour space information)
Digital Mastery's
Color Working Spaces
Wilhelm Imaging Research
(Print longevity information)
Jerry Lodriguss'
Dynamic Range tutorial
Leigh Perry's
Collaborative Large Format Scanner Comparison
Magne Nilsen
Colour Temperatures
Navy Photography Tutorial
excellent and comprehensive, if dated, tutorial