Perspective View of a Dislocation

Here is a famous perspective view of an edge dislocation (from the times before a drawing like this one could be done easily on your PC)
Perspective view of edgedislocation
I am not quite sure who really did it, otherwise I would be happy to credit the author.
 

With frame With frame as PDF

go to 5.1.1 Dislocations

go to 5.2.2 Stress Field of a Straight Dislocation

go to 5.3.1 Movement of Dislocations

© H. Föll (Defects - Script)