On July 1, 2012, Roberts Corporation issued $3,000,000 of 9% bonds payable in 20 years. The bonds include detachable warrants giving the bondholder the right to purchase for $30 one share of $1 par value common stock at any time during the next 10 years. The bonds were sold for $3,000,000. The value of the warrants at the time of issuance was $100,000. Prepare the journal entry to record this transaction.