arehouses , as shown in Fig . 215 . These cranes are fitted for raising grain in tubs containing 21 cwts . each , at a rate of 50 tons per hour under the most favourabte conditions ; and they are also employed for Vertical landing sacks , casks , and other merchandise on to the quay , or to any of… … experience been found to answer Fig . 214 . — Distributing Fan . best for the discharge of coal , salt , gravel , & c . The next form tried required no tipping , but was fitted with a cone to deliver the grain through the bottom . The form that proved on the whole most satisfactory also requires no…
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