viii CONTENTS. 
ARTICLE PAGE 
XII. — An Account of the Fall of Rain at Manchester, from the 
Year 1786 to 1857 inclusive. By Mr. Joun Curris.. 161 
XIII. — Proposed Improvements in Pharology. By Ricnarp 
RoBEErs Vi Wnsts O.GN asc cccs-nscgtestvssesmaecteeeeenam 166 
XIV. — On the Method of Symmetric Products, and its Applica- 
tion to the Finite Algebraic Solution of Equations. 
By the Rey. Ropert Hartey, F.R.AS. ...........0.0 172 
XV.— On the Partitions and Reticulations of the R-gon. By the 
Rev. Tuo. P. Kirkman, M.A., F.R.S., Rector of 
Croft-with-Southworth, and Honorary Member of the 
Literary and Philosophical Society of Manchester...... 220 
XVI.— A Contribution to Urology, embracing Observations on 
the Diurnal Variations in the Acidity of the Urine, 
chiefly in relation to Food. By Wixtiam RoBERtTs, 
B.A., M.D., Physician to the Manchester Royal 
EN PMNGT Ye in sso sok casaensevoslgrciti yes coe edrwomabder wate ee eae 238 
APPENDIX. — PROCEEDINGS OF THE Microscopical SECTION OF 
THE LirzRary AND PurtosopHroat Society. Established 
1859. 
Inaugural Address. By Professor C. Wini1AMson, F.R.S., 
President Ofte PECLION, « sieernssexcgescssaeaskeacee ene 301 
On “Daphnia Pulex.” By Mr. Gro. Mostey............... 311 
On the “ Structure of Starch Granules.” By Mr. H. A. 
ENC AG) Neve scene sso spaces eeaWeisacitsicibse eget eece ietae 313 
Donations received. Sessions 1857-8 and 1858-9. 
Council and Members of the Society, 20th April, 1858, and 
19th April, 1859. 
LIST OF ILLUSTRATIONS. 
Diagram showing the Fall of Rain in Manchester from 1794 to 
ESD. nos cc. etvna tennessee seevomees cour euteence to face page 164 
Tables of the Fall of Rain in Manchester from 1786 to 1857...... 164 
Plans of Mr. Roberts’s Floating Lights..................sseseceseveenes 169 
