This is done in a dark room using standard chemicals and paper. We now use negative digital scanners that can produce computerized images for editing. The images are edited, cropped or colored using the latest versions of Adobe Photoshop or Paint Shop Pro and presented on Microsoft Power Point. The latter is useful for labeling and annotating for presentations. Most images are saved on Tiff format and later converted to JPEG or GIF for online publication or transmission by email or the web (see www.sathembryoart.com for some images).
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