Improvement Bonds

PRINCETON, N.J. -- Municipal bond issuers announced yesterday the early redemption of nine issues totaling more than $3.705 million.The issues being called are:* Clovis, Calif., Series 1977 C, unified school district bonds maturing March 1, 1993 through March 1, 2000. All outstanding bonds called at a redemption price of the par amount of the bonds, plus accrued interest, plus a premium of one-quarter of one percent (1/4 of 1%) of such principal for each year or fraction thereof, if any, remaining between the date fixed for redemption and the fixed maturity date on Sept.