Mr. J. J. COLEMAN on a Machine for the Liquefaction of Gases by combined Mr. A. CRUM-EWING on Drainage Outlets through Slob Lands Mr. ST. J. VINCENT DAY on recent Attempts at Patent Legislation Mr. THOMAS DOBSON on Improved Safety-Apparatus for Mine-Hoists and Mr. MORTIMER EVANS on the Application of Spring Fenders to Pier-heads.. 223 on a Safety-Lock for Facing-points... Mr. J. B. FELL on the Experiments made at the Camp at Aldershot with a new form of Military Field-Railway, for rapid construction in war time .. 223 Captain DOUGLAS GALTON on Railways on Three-foot Gauge in the United Mr. R. R. HARPER on Improvements in Railway Appliances... Mr. T. S. HUNTER on Dock- and Quay-Walls, Foundations, &c. Professor A. B. W. KENNEDY on Reuleaux's Treatment of Mechanisms Mr. W. J. MILLAR on the Strength and Fracture of Cast Iron Mr. JAMES NASMYTH on a Spherical Pendulous Safety-Valve.. Professor OSBORNE REYNOLDS on the Steering Qualities of Ships Mr. F. J. RoWAN on Boiler Incrustation and Corrosion. Mr. JOHN LANG on an Apparatus for Cleaning Filtering-Sand ERRATUM IN REPORT FOR 1875. IN THE REPORTS. NOTE. The figures in the third and fourth columns in the Table represent LIST OF PLATES. PLATE I. Illustrative of a Report on the effect of Propellers on the Steering of Vessels. PLATES II., III. Illustrative of a Report on the present State of our Knowledge of the Crustacea. PLATE IV. Illustrative of a Report on Observations of Luminous Meteors. OBJECTS AND RULES OF THE ASSOCIATION. OBJECTS. THE ASSOCIATION contemplates no interference with the ground occupied by other institutions. Its objects are:-To give a stronger impulse and a more systematic direction to scientific inquiry,-to promote the intercourse of those who cultivate Science in different parts of the British Empire, with one another and with foreign philosophers,-to obtain a more general attention to the objects of Science, and a removal of any disadvantages of a public kind which impede its progress. RULES. Admission of Members and Associates. All persons who have attended the first Meeting shall be entitled to become Members of the Association, upon subscribing an obligation to conform to its Rules. The Fellows and Members of Chartered Literary and Philosophical Societies publishing Transactions, in the British Empire, shall be entitled, in like manner, to become Members of the Association. The Officers and Members of the Councils, or Managing Committees, of Philosophical Institutions shall be entitled, in like manner, to become Members of the Association. 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