819. BF&M closed down 25 cents at $6.50 on volume of 2,475. Bank of Bermuda lost 12.5 cents to close at $17.875 on volume of 3,849. Bank of Butterfield gained 25 cents to close at $12.25 on volume of 836. Trading unchanged were; Bermuda Home, $8, 386, Argus, $10.50, 3,665, Bermuda Broadcasting, $5.50, 450, and Bermuda Aviation Services, $2.25, 1,975. Share volume was 16,805 with a share value of $237,622.88. The exchange closed down .31 points or .03 percent at 1,035.18.