Kakinada: A documentary on Sir Arthur Cotton prepared by the Civil Engineering Department of JNTU-Kakinada will be released by Collector M Ravi Chandra, who is a former student of the university, on May 15 at a programme to be jointly organized by Engineers' Association and Retired Irrigation Engineers Association. The project was headed by K.V.S.G. Murali Krishna, Head of the JNTU-K's Civil Engineering Department, and it was supervised by V-C Allam Appa Rao.