Two sepia yachting photographs 'H.M.Y Britannia' and 'Shamrock V', Beken & Sons Cowes, early 20th century, 27.5 cm high, 22.5 cm wide, His Majesty's Yacht Britannia was a gaff-rigged cutter built in 1893 for Commodore Albert Edward, Prince of Wales, who later became King Edward VII. She served him and his son King George V with a long racing career., Shamrock V was the first British yacht to be built to the new J-Class rule. She was commissioned by Sir Thomas Lipton. Following her launch on 14 April 1930 she showed early promise on the British Regatta circuit winning 15 of 22 races. She also underwent continuous upgrading with changes to her hull shape, rudder, and modifications to the rig to create a more effective racing sail plan before departing to America in time for the 15th America's Cup. Lipton's fifth (and ultimately last) America's Cup challenge