208 



FISHERIES OF THE UNITED STATES. 



RESULTS OF WOEK. 



1. Publications of the Commission — Continued. 



Report on Schoodic salmon eggs — Continued. 



Table VI. General summary of observations on tem- 

 perature of Grand Lake Stream from 

 October, 1875. to Marcb, 1878, inclu- Page, 



sive 841 



Table VTI. Measurements of Schoodic salmon at Grand 



Lake Stream. 187.5 842 



Table VIII. Measurements of Solioodic salmon at Grand 



Lake Stream, 1876 843 



Table IX. Measurements of Schoodic salmon at Grand 



Lake Stream, 1877 844 



Table X. Record of spa^vninii operations at Grand 



Lake Stream, 1875 845 



Table XI. Record of spawning operations at Grand 



Lake Stream. 1876 846 



Illustrations. 



Plan of the inelosures used at the Schoodic salmon- 

 breeding establishment. Grand Lake 

 Stream, 1877. Plate facing page.. . 846 



(Esplanation on the back.) 

 XV. James W. Milxer. The propagation and distribution 



of .shad in 1877. By Jas. "W. Milner . 847 



A. Station on the Susquehanna River" near Havre de 



Grace, Md 847 



B. Station on the Connecticut River at Soiitli Hadley 



Falls, Mass b49 



C. Tables of shad propagation in 1877 850 



XVI. R. ECKHAKDT. The experiments in propagating the 



Maifisch (Alosa vulgaris), in 1876 



and 1877. By R. Eckhardt 853-863 



XVU. Freu Matheu. The experiment of tran.sporting turbot 

 and sole from England to America. 



By Fred Mather 867-887 



XVm. Karl Mobils. How can the cultivation of the oyster, 

 especially on the German coast, be 

 made permanently proiitable. By 

 Karl Moliius, translated from the 



German by H. .Tacobson 875-884 



Appendix C — Miscellaneous. 

 XIX. L. A. Beardsi.ee. Experiment upon the time of ex- 

 posure lequired for accurate ob- 

 servations with the Casella-MUler 

 deep-sea thermometer. By Com- 

 mander L. A. Beardslee, United 



States ^Tavy 887. 900. 901 



XX. John Gamgee. On artificial refrigeration. By John 



Gamgee, London, England 901 



A. Introduction 901 



B. Importance of fish-culture in Great Britain 903 



C. Origin of knowledge of artificial cooUng 903 



D. Definition of an ice-machine 906 



E. Types of ice-machines 907 



F. Thermodynamic laws 907 



G. On cryogens or cold-generating salts 908 



H. Special examples of cryohydrates 910 



I. Table of freezing-mixtures (Guthrie) '912 



J. Organic crystalloids in water 913 



K. Cryogen machines 914 



L. Chloiide of calcium ice-machine 91.5 



M. Gases and their liquefaction 917 



N. On ammonia 922 



O. The progressive stages in ice-making inventions 925 



