The icons are mostly derived work from other icons. As such they are
licensed accordingly to the original license:

Author                  License                   File
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Peter Wang              Public domain             N/A

Unless stated in this file, icons are the work of Enthought, and are
released under a 3 clause BSD license.

Files and original authors:
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examples/basic:
                        capitol.jpg | Peter Wang
                            cat.jpg | Peter Wang
enthought/overlays/data:
                   Dialog-error.svg | Tango, CC 2.5, modified to remove gadients
                 Dialog-warning.svg | Tango, CC 2.5, modified to remove gadients