Polk Incorporated issued $242,000 of 7% bonds on July 1, 2019, for $251,421.19. The bonds were dated January 1, 2019, pay interest on each June 30 and December 31, are due December 31, 2020, and were issued to yield 6%. Polk uses the effective interest method of amortization. Required: Prepare the journal entries to record the issue of the bonds on July 1, 2019, and the interest payments on December 31, 2019, and June 30, 2020. In addition, prepare a bond interest expense and premium amortization schedule for the bonds through June 30, 2020.