Original Physiograms

All the physiograms on this page are as seen in 1963/64.
Here are articles describing how they were taken, and why they have the shapes they do.

The originals of the "processed physiograms"

This first block of 20 physiograms have also been used as the basis for processing with Photoshop filters. They are seen here in the same order as in the gallery of processed physiograms.

Additional original physiograms