Section 1815.604 - Agency points of contact. (NASA supplements paragraph (a))(a)(6) Information titled "Guidance for the Preparation and Submission of Unsolicited Proposals" is available on the Internet at http://ec.msfc.nasa.gov/hq/library/unSol-Prop.html. A deviation is required for use of any modified or summarized version of the Internet information or for alternate means of general dissemination of unsolicited proposal information.63 FR 9954, Feb. 27, 1998, as amended at 63 FR 44409, Aug. 19, 1998; 66 FR 53546, Oct. 23, 2001; 69 FR 21764, Apr. 22, 2004