Do you want to know your forefathers? You have hardly any reason to worry. Its available just at the click on a mouse.
Come to your nearest NRC seva kendras. The district administrations, mostly, have released the relevant legacy information for the citizens. Just go and get to know your forefathers.
Deputy commissioners are also prepared to hand over you the print outs, if required to be countersigned by the Seva Kendra official.
You are free to avail of the services in the Seva Kendras where your legacy data available on line.