In order to obtain a copy of the source code for Mosaic you must fill out a licensing agreement and mail it to us via a postal service. We will not accept electronic versions of the agreement! Just download the agreement and print it out. We have made the licensing agreement available in a variety of formats for your convienence. src_rel.wri (Windows write) src_rel.txt (Ascii) src_rel.doc (Word for Windows) src_rel.ps (Post Script) src_rel.mcw (MS Word for the Mac) .