All images are sized for use in a 800x600 screen (see labeled dimensions) and files sizes are generally less than 100KB.
Click on the image preview to link to full sized image, on the Frame No. to link to related text.
*CONDITIONS OF USE: Where file names end in '-w', they come from Wikipedia and are public domain. For others, permission has been granted for use & download from this website only and for non-profit educational purposes only and not to be further distributed. Please refer all colleagues to the website:
DOWNLOADING. To download image, click on each thumbnail to see webpage with image source, details on content and concept(s) illustrated, image size & other relevant info. Right-click on the image to "SAVE" or "COPY." [Note: Displayed size may be smaller than actual image size -- see label.]