The final issue of the 2013 bonds to build the Tonkawa Event Center was awarded to First National Bank of Oklahoma, Tonkawa Branch, in association with The Baker Group, Oklahoma City.The $560,000 building bonds will cost $24,617.60 with an interest rate of 2.198%. The bid was the lowest among four received by the board at a special meeting Monday afternoon.Other bidders included BOK Financial Securities, Inc. at an interest rate of 2.625%; Exchange Bank of Skiatook at 2.97% and Legacy Bank of Hinton at 3.8%.Board members present for the awarding of the bid included Casey McAninch, Tyler Langston, Nancy Appleman and Brian Bowling. Jerry Hook was absent.