Thank you for the nice history of the this special temple it brings back many old memories.
I had the privileged along with two god brothers, Gauranga Prabhu and Nrsimha Prabhu of starting the ISKCON temple in Tiruvanantapuram in 1981 and lived there from 1982-83.
The following link is to an article on Kulashekhara Alvara that I wrote in 1997 for BTG http://www.dandavats.com/?p=9473
dasa dasa anu dasa
Shyamasundara Dasa ACBSP