Sale of joint property willed by father to sons

I have replied to your another query (mother query). kindly note.

According to latest development in the incident of death of your mother, you can now have right to file partition suit.  If you do not bright to light the unregistered will, the whole property will be distributed according to succession Act and all the children of your expired brother will get right. Hence, you will get only small amount of share.  Consult your brother who is having possession of the will and proceed.

where is property 

if will is executed , then as per will property will go , eventhough not registered.

but probate to be taken from court 

pl. give full detail again

You may post your subsequent queries in the same thread so that you will get more proper opinions from more people.