Please use the images on this site!

All of the images on this site are copyrighted. They were produced with the support of public funds, and we wish to keep them available for public use. You may use them for any purpose which will not interfere with their use by others. We do ask that you SECURE OUR PERMISSION, so that we can track the uses being made.

  • There is no charge for the permission nor for the use of the images.
  • The permission process is important for our guidance in producing additional images and also for maintaining our public support.
  • We also ask that you credit this site as the source of the image(s), and the National Science Foundation for its support.
Write to us at johnij@aol.com or johnij4@yahoo.com
or
telephone us at (517) 353-3852.

All of the images are in JPEG or GIF format.

  • On MACs, control click on the image and save image.
  • On PCs, click on the image and press the RIGHT mouse button, and select "Save Image as..."
All images on this site are copyrighted and produced with the support of public funds.
Click here to learn how to use them for free