AlbumToGo to Image Viewer Converter 1.0
the author of this app says:
A Windows 95/98/NT file-conversion utility for converting AlbumToGo images to the standard Image Viewer image format.
The converter will read AlbumToGo image files (which have file names ending in .prc) and create Image Viewer images (which have file names ending in .pdb).
Notes are converted as well, with an option to convert underscores in the image name to spaces.