THE 



SCIENTIFIC PROCEEDINGS 



OF THE 



ROYAL DUBLIN SOCIETY. 



Vol. X. (I. S.) JULY, 1905. Part 3, and last. 



CONTENTS. 



PAGE 



XXIX. — The Temperature of Healthy Dairy Cattle. By G. H. Wooldridge, 

 M.R.C.V.S., Professor of Medicine, Eoyal Veterinary College of 

 Ireland 335 



XXX. — On the Petrological Examination of Road Metal. By J. Joly, 

 D.Sc., F.R.S., Professor of Geology and Mineralogy in the 

 University of Duhlin. (Plate XXXII.), 340 



XXXI. — On the Construction of Fume-Chambers with Effective Ventilation. 



By Walter Noel Hartley, D.Sc., F.R.S. (Plate XXXIII.), 351 



XXXII. — On the Structure of Water-jets, and the Effect of Sound thereon. 

 Part II. By Philip E. Belas, A.R.C.Sc.I. With Note on 

 Combination -Tones. By Professor W. F. Barrett, F.R.S. 

 (Plate XXXIV.), 360 



XXXIII. — Notes on the Constitution of Nitric Acid and its Hydrates. By 



Walter Noel Hartley, D.Sc, F.R.S., . . . .373 



XXXIV— On Floating Breakwaters. By J. Joly, Sc.D., F.R.S., Professor 

 of Geology and Mineralogy in the University of Dublin, Hon. 

 Sec. Royal Dublin Society. (Plates XXXV., XXXVI.), . 378 



Title-page, Table of Contents, and Index to Vol. X., and List of Papers 



PUBLISHED IN THE TRANSACTIONS, VOLS. I. -VIII. 



The Authors alone are responsible for all opinions expressed in their Communications 



1905 



DUBLIN: 1^0^ 



PUBLISHED BY THE EOYAL DUBLIN SOCIETY. 



WILLIAMS AND NORGATE, 



14, HENRIETTA-STREET, COVENT GARDEN, LONDON; 



20, SOUTH FREDERICK-STREET, EDINBURGH; 



and 7, BROAD-STREET, OXFORD. 



1905. 



Price Two Shillings and Sixpence. 



