Show english seaplane makes speed of M P H london blaby bit by bit new facts about the two large seagoing sea going aircraft soon to be used by the royal air force experimental peri pert mental base for marine aircraft at Felix towe are becoming known the short valetta said to be the largest floating seaplane in the world tiles flies almost dally over the river medway at rochester it la Is now known that the valetta has flown a little more than miles milem an hour and has carried a total load including the structure of more than ten tons the other partner in the new british hying flying couple is the blackburn sydney a military flying boat with three moderately supercharged water cooled rolls royce horse horsepower power engines this craft Is also a monoplane und and Is besig designed ned in a slightly different form as a flying boat air liner with the exception of the fabric covering the superstructure the aircraft la Is built entirely of metal nine tons constitute the total weight of the loaded aircraft which cruises at a speed of about rolles miles an hour houi the craft can cruise from four to eight hours op on the kopd carried |