COLUMBIA FIRST <CFFS> TAKES OVER BANK Columbia First Federal Savings and Loan Association said it has acquired the insured deposits of first Federal of Maryland, based in Hagerstown, from the Federal Savings and Loan Insurance Corp and reopend First Federal's six former offices as Columbia First branches. The Federal Home Loan Bank Board had closed First Federal on March 20 because it was insolvent. First Federal had assets of 115.2 mln dlrs.