from SC 13G
1 page
Exhibit 1 Agreement as to Joint Filing of Schedule 13g the Undersigned Hereby Agree That the Foregoing Statement on Schedule 13g Dated February 11, 1994 Is Filed on Behalf of Each of the Undersigned. First Century Partnership III By: First Century Management Company (Managing General Partner) By: Smith Barney Venture Corp. (Managing Partner) By: /S/ Howard M. Darmstadter Howard M. Darmstadter Secretary First Century Management Company By: Smith Barney Venture Corp. (Managing Partner) By: /S/ Howard M. Darmstadter Howard M. Darmstadter Secretary Smith Barney Venture Corp. By: /S/ Howard M. Darmstadter Howard M. Darmstadter Secretary <page> Smith Barney Inc. By: /S/ Howard M. Darmstadter Howard M. Darmstadter Assistant Secretary Smith Barney Shearson Holdings, Inc. By: /S/ Howard M. Darmstadter Howard M. Darmstadter Assistant Secretary the Travelers Inc. By: /S/ Mary Barnes Jenkins Mary Barnes Jenkins Assistant Secretary Dated: February 11, 1994
