. American engineer and railroad journal . by Prof. Wil-liam Ferrel, which cost about $3,500, and accurately predictsthe time of high or low tide for a given locality. The ma-chine takes into account 19 different elements which affectthe tide and does the work of 40 expert computers. A newmachine is now being built, which will take into account 39elements which affect the tide, and will operate automatically,making predictions for as long a time as desired. Fobging and Machining Locomotive Frames.—Hammered orforged iron may cost 3c. per lb., while the scrap turnings orborings will not net over


. American engineer and railroad journal . by Prof. Wil-liam Ferrel, which cost about $3,500, and accurately predictsthe time of high or low tide for a given locality. The ma-chine takes into account 19 different elements which affectthe tide and does the work of 40 expert computers. A newmachine is now being built, which will take into account 39elements which affect the tide, and will operate automatically,making predictions for as long a time as desired. Fobging and Machining Locomotive Frames.—Hammered orforged iron may cost 3c. per lb., while the scrap turnings orborings will not net over Vzc. per lb. If the frame forgemen will work carefully and keep the stock on a main framewithin % in. all over, they will do their work as well ascould be expected; but for every additional 1-16 in. there willbe a dead loss of $3 to $4. Thus it is not always a questionof how cheaply you can plane frames, but how you can bestforge them.—Mr. C. J. Crowley, Western Railway Club. Commercial Engineer.—In a characteristic address at the. AMERICAN 3%-FT. ARM PLAIN RADIAL DRILL. annual smoker of the Railway Club of Pittsburgh, Mr. Geo. argued that the man who sells things is entitled to adegree, and suggested that he be called a commercial en-gineer. The members of the club were so pleased that theyhave had an abstract of the address attractively printed onlarge sheets of paper suitable for framing. If it is in order,we would suggest that some one start the ball rolling byconferring a masters degree upon Mr. Post. He deserves it. Railroad Y. M. C. A.—Ten years ago the railroad companiespaid 60 per cent, of the cost of the R. R. Y. M. C. A. while themen paid 40 per cent; this last year the companies paid 40per cent, and the men 60.—Central Railway Club. The Mechanical Index.—The Donnell-Colvin Company, 256Broadway, New York, have purchased The Mechanical Indexfrom the publishers of Machinery. The Index will containthe names of all manufacturers of mechanical tools an


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Keywords: ., bookcentury1800, bookdecade1890, booksubjectrailroadengineering