Exhibit 4.2 WARRANT AGREEMENT THIS WARRANT AGREEMENT, dated as of June 11, 1999, by and between CHROMATICS COLOR SCIENCES INTERNATIONAL, INC., a New York corporation (the "Issuer"), and LB I GROUP INC. (Lehman Brothers Group Inc.), a Delaware...Warrant Agreement • July 1st, 1999 • Chromatics Color Sciences International Inc • Laboratory analytical instruments • New York
Exhibit 4.1 PREFERRED STOCK PURCHASE AGREEMENT This Preferred Stock Purchase Agreement (the "Agreement") is made and entered into as of the 11th day of June 1999, by and between CHROMATICS COLOR SCIENCES INTERNATIONAL, INC., a New York corporation...Preferred Stock Purchase Agreement • July 1st, 1999 • Chromatics Color Sciences International Inc • Laboratory analytical instruments • New York
