For many years I have been thinking it would be interesting to put a load cell in a mast step to measure the compression load on a sailboat mast...
Does anyone here still use Houston Instrument plotters? If so could you tell me where I could get pens for one??? Thanks.
Years ago I met a young man who was telling me about his experiments with models to develope a rudderless trimiran. He was rather disappointed...
I have a freeship file of Slocum's SPRAY that I am posting here for anyone that is interested in seeing it or making use of it in some way. This...