- Datamath Comprehensive and detailed information on Texas Instrument calculators. Highly recommended.
- Mark's Calculator Collection large collection of calculators from a math professor in Michigan.
- Vintage Technology Museum, a UK site with excellent information about vintage calculators and radios. Highly recommended.
- www.CALCULATORS.de, site from Solingen Germany with over 2300 calculators online!
Cameras and Photography
- Eastman Kodak in addition to information about their products, the "Taking Great Pictures" section of the site has good general information about "taking great pictures."
- History of Kodak Cameras from Kodak, a complete listing of every Kodak model including dates of production, film size and list price.
- Chris Eve's Kodak Camera Collection extensive collection of Kodak cameras with data.
- Ron Herron's, Collecting Mamiya 35mm Comprehensive and detailed information on Mamiya 35mm cameras. Highly recommended.
- MINMAN Minolta manual cameras.
- Photoethnography Equipment a very interesting discussion of vintage equipment from a professor of "photoethnography." Good sections on screwmount Pentax cameras, Canon EOS cameras, Canonet Rangefinder, and many others. Her general site is also very interesting.
- Canon Camera Museum from Canon, a wonderful site with photos and specifications for every model of Canon camera produced.
- Favorite Classics/ Instruction Manuals on-line instruction manuals for many classic camera models.
Consumer Price Index
- Consumer Price Index from U.S. Dept. of Labor, Bureau of Labor Statistics. Go to "Inflation Calculator" to easily see what a historical price is in today's dollars.