It has been a long time since I participated actively on this Forum, and I did enjoy my years here. Since 2017, my wife and I have been sailing...
We are approaching the end of our circumnavigation with Corroboree. We hope to “tie-the-knot” on our round-the-world route in Grenada come mid- to...
Hi Guys and Gals, It has been a long time since I posted anything here, but I have a curious question. Someone recently asked me a propeller...
To all, As I continue to clean out my office, I am collecting all my best design and engineering books for sale. Since most of you who attend...
To all, I am now making an official announcement that as of 1 January 2016, I am retired from professional practice of naval architecture and...
It has been a long time since I started a new thread, but now is the time to go again. I have just finished a design for a Pacific Rowboat,...
For those of you who are interested in single-handed sailing, one of our local sailors from St. Augustine, Stanley Paris, originally from New...
To anyone familiar with my work, you may be interested to know that Wobegone Daze, a Freedom 38 with a wingmast cat-ketch rig, is for sale. The...
To all of those interested in classic boats of all kinds, the Sunnyland Antique Boat Festival is this weekend in Tavares, FL....
On October 16, 2008, President Bush signed into law the amendments to the Vessel Hull Design Protection Act which finally stipulates that there is...
To all, Anyone interested in learning more about the care and feeding of trawler yachts may want to consider the opportunity to go to...
Does anyone know if Microsoft Excel can create a polar diagram, such as from VPP output? I have looked into this somewhat in the past and have...
I just saw this link on the SNAME website: There is a new Powerboat Symposium going to be held in Annapolis, MD, in March 2008. Recognizing the...
Over the last five years, I have been tracking the costs of new production and custom sailing yachts as published in the US in some of the major...
Does anyone want a blueprint machine? I have a very nice Blu-Ray Colt 200 that cost over $1600 new, is in excellent condition, and it has a stand...
Everyone, The Sponberg Yacht Design Website is back on line and operating normally. I also have it back directly under my own personal...
To all, My web host has changed computer equipment and his business model and is no longer hosting websites. Therefore, I have to find a new...
To all: My article "Keels and Rudders: Engineering and Construction" has just been published in Professional Boatbuilder, Vol. 96,...
To all, I just received this message from Carl Cramer, the publisher of Professional Boatbuilder magazine about their careers and training...
To all, I just received the following message from Carl Cramer, the publisher of Professional Boatbuilder magazine about their new service...
