hey guys found this website

http://plans.aerofred.com/

Huge PDF Plans Collection with lots of RC Plans from all eras 
ALL PDF Format Free R/C Airplanes, Sailplanes and Helicopters,
electric rc airplanes models - Vintage Plans, Schematics, Blueprints.

enjoy  
Subodh

also guys please tell me how is this site? hopefully useful.

Hi Subodh
This site has already been posted
http://www.rcindia.org/rc-general-topics/free-thousands-of-rc-model-plane-plans/

oh i guess i missed out on that thread Oops... but anyways thanks for pointing it out