ointed, so that the sails can be folded bach controlled during experiments. The same against a central keel. The sails are alst adjustable in angle. There are eight of proved true of all the others, down to what may be called the "three foot limit." Here these sails superposed in pairs, two at each… … riod of thirty minutes maintained by this LAMSON S MODIFIED HARGRAVE KITE. scrupulous hygienist thinks such a precau- kite was 1,600 feot, with a wind of 18 miles. tion necessary, he should be consistent, There was exactly 2,600 feet of large cord out, (break- and insist on doctors shaving their…
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