CONTENTS. 



MEMOIRS. page 



On Helium and its Place in the Natural Classification of Elementary 



Substances. With Plate. By Henry Wilde, F.R.S 3 



Science in Early England. By Charles L. Barnes, M.A., F.C.S. . . 11 



Some Experiments on the Latent Heat of Steam. By J. A. Harker, 

 D.Sc, Berkeley Fellow in Physics in the Owens College, Man- 

 chester. Communicated by Dr. Schuster, F.R.S. .. ..38 



On the Indefinite Quantitative Relations of the Physical and Chemical 

 Forces. With Plate. By Henry Wilde, F.R.S 61 



On a Sporangiferous Spike, from the Middle Coal Measures near 

 Rochdale. With Plate. By Thomas Hick, B.A., B.Sc, A.L.S., 

 Assistant Lecturer in Botany, the Owens College . . . . . . 73 



Notes on the Distribution of Simethis bicolor (Kunth). By James 

 Cosmo Melvill, M.A., F.L.S. 80 



On an Earthen Vase found in the Boulder Clay at Stockport. By 

 Thomas Kay, Esq. . . . . . . . . . . . . . . 87 



PROCEEDINGS. 

 Barnes, C.L., M.A. On a Method of Producing Lissajous' Curves 



On a Paper by Jacob Perkins 

 Bowman, George, M.D. On Two Receipts by Dr. Dalton . . 

 Brothers, Alfred, F.R.A.S. On some Prints Produced in Two 

 Colours 

 On Photographing the Solar Corona without an Eclipse . . 



On Ruled Plates 



Dawkins, Boyd, F.R.S, On a peculiar Spinning Property o 



Neolithic Flint Celts 



On the Use of Divining Rods 

 Dixon, H.B., F.R.S. On an Oil Portrait of Dalton 

 Hartog, P. J., B.Sc. — On a Photograph of a Diseased Thigh-bone by 



means of the Rontgen Rays 



Hoyle, W. E., M.A. — On the Rearrangement of the Society's Library 

 On some Flint Implements from Egypt 

 On some Butterflies of the genus Papilio, and a series of the Land 



Shells of the Sandwich Islands . . 

 On Catalogues of Zoological Literature 

 Johnson, W. H. s B.Sc— On some Filaments of Tin from the interior 

 of Africa • • • • • • • • " 



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59 

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