We have used several images with various licenses and dedicate this page to linking back to their respective authors with license details:

Creative Commons – Attribution 2.0 Generic (CC BY 2.0)


Title  Name  Description Modified
20140521_0078 Mike Powell aka Elektroll  Left eye of round Glasses viewed from frame  YES
Public Service Broadcasting at the National Space Centre Paul Hudson Shot from the crowd of musicians and lights on stage YES
European Flag Rock Cohen Tight crop on EU Flag Waving in wind YES

Public Domain – CC0 1.0 Universal (CC0 1.0) – Public Domain Dedication

Title Name Description Modified


Impact Creator NO

page 439 of “The Biological bulletin”

Book Excerpt of waveforms YES