I really can't add much, your in our thoughts at this time. Simply put, comfort your father as you can, and spend this time remembering and talking all the good in your and your family's lives due in part or in whole to your father.
On a side note, there are a few attorneys on the site, here's hoping they can offer you some advice which may help you through the next steps in all this.
My brother passed away without a will, all his possessions were liquidated, debts paid, and whatever was left distributed to my sisters and I, if your mother is still alive, then I believe she would be the beneficiary. But that would be a completely different scenario.
Sympathies to you and your family.
On a side note, there are a few attorneys on the site, here's hoping they can offer you some advice which may help you through the next steps in all this.
My brother passed away without a will, all his possessions were liquidated, debts paid, and whatever was left distributed to my sisters and I, if your mother is still alive, then I believe she would be the beneficiary. But that would be a completely different scenario.
Sympathies to you and your family.