There are such things. If you have been archiving snapshots for the last ten or fifteen years, then you too may possess picture files from the dawning of this medium. Dawn for me was 1995 with a brief loan of an Apple QuickTake, extending to 1998 with regular access to a series of early Kodak consumer cameras with price tags hovering around $1,000 and capturing from 1 to 1.5 megapixel images.
In 2001 George Eastman House acquired the Kodak DCS 660; it looked like a Nikon SLR and it was the museum’s first professional digital camera. Retailing at $7,200 (down from an introductory $32,000) it had a 6 megapixel chip, but more significant, the camera was capable of recording a “raw” file. This is important because raw image files contain the complete dump of sampled image information...