From: John & Judy Gill <jjgill@twojscom.com> To: "Loop List Great, Loop List" <great-loop@lists.trawlering.com> Subject: GL: Fwd: RE:  4 Whistle / Horn Signal > Joe and List, > > There is no rule for a 4 Whistle or Horn signal!  However, it may be a local signal which is permitted under the COLREGS. > > I checked this out with my cousin who is a graduate of Kingspoint and has an unlimited tonnage USCG license. > > John Would you or your cousin be kind enough to quote the section in the COLREGS that permits local signals? Capt. Bill