The calls of “B-12,” “O-70” and “I-23” were heard as a packed audience converged on the LeeRoy Colgan building on a Friday night for 10 rounds of Bingo.For two hours April 22, players matched their game sheets to the letters and numbers that were called out. If they matched, the gamer dotted the corresponding square with colorful markers.They played for donated gift baskets, gift cards and even money.The rounds of Bingo, hosted by the Friends of the Library, were held as a fundraiser for the Dawson County Public Library’s summer reading program.“To support the library and have a little fun,”