viii CONTENTS. . 
Page 
Professor Mosrrey’s Experiments on the Equilibrium of the Arch......... 133 
Mr. D. Musuer on the Quality of Iron for Railways ......sssssesseceessenes 134 
Mr. Rosertr Wits on the Teeth of Wheels ......ssescessereessesee seeeeeee 135 
Mr. Lane on the construction of Vessels with Safety Keeels icdsnasns ee Us) 
Mr. Kinestey on a new Perspective Drawing Board for Mechanical 
Drawings ...... weensesenareccnsceses deniuiaas Seumawie sa sdanesccdasacsecsoees ewensnases 135 
Professor Henry on Canals and Railways in America ..ssccccsscrscesseeeese 130 
Mr. Joun Isaac Hawerns on Mechanical Sculpture, with Specimens. ones, 136 
Mr. W. Errricx on a New Method of obtaining an Artificial Horizon at 
Sea ssssecececevecs deeccccvsscececsssessessensasscascgecascossoessscos soevsctsessesae LOG 
Dr. Larpwer on the Application of Steam to long Voyages eceaveecanceaee 136 
Mr. Wittram West on the Ventilation of Tunnels. .......ssccsseesseerecesees 136 
STATISTICS. 
Mr. G. R. Porrer’s Brief Memoir of the Growth, Progress, and Extent 
of the Trade between the United Kingdom and the “United States of 
America, from the beginning of the Eighteenth Century to the present 
time. ...-6. theseeee see eescecceerers Seenns Sos sancaedewahpbe ee sucmnansian osdtvadaenaanas 136 
Mr. Suanery on the W ages of Labourers in Manufacturing Districts. ...... 138 
Mr. Asuwortu on the State of Education in the Borough of Bolton in 
UO Sisep cued aseans = tanecnasscatevdctnces sepecnsouedseepoearmcnssetscestang cecnecsea eee ots, 
Mr. Merrirt’s Remarks on the Report of the State of Education in Li- 
verpool, presented to the British Association in 1836. ......sesesesee+e ... 138 
Mr. WaLmsLey on the State of Crime in the Borough of Liverpool power dams 139 
Dr. W. C. Tayor’s Abstract of the Report made by the Regents of the 
University of the State of New York.......cccsecsecseeersecesenees eeecenserees 139 
Mr. G. W. Hatt on Improvements in Agriculture. Jesleadnesy Web gah Pea It!) 
Dr. Yeuuony on Spade Husbandry, .........csccsseacseccceees dewehdessvonsaawde 139 
Mr. Uraunarr on the Localities of the Plague i in Constantinople. Jee 139 
Mr. Bermincuam on the Reclaiming of the “Bog of Critt, in the County of 
Galway... <.-cccseccesssonene sathsteasrsscssseseiprsrscneeveses ese teWet weds acenek sss 139 
Mr. C. B. Frivp on n the Condition of the Poor of Bristol—an Inquiry now 
carrying on by the Statistical Society of Bristol. ......ceeccceeeseseeeeneees 139 
The Rev. I’. De Soyres on the Educational Statistics of the Parish of Si- 
dlesham, in Kent. Communicated by Mr. C. B. Friep.......... setadenad 140 
Mr. Asuwortn’s Inquiry into the Origin, Procedure, and Results of the 
Strike of the Operative Cotton-Spinners of Preston, from October 1836 
to February 1837 ..cc.cc, cscsecccsvcesssceccscannecseseccenessseestescesansasses .. 140 
Report of a Committee of the Manchester Statistical Society, on the con- 
dition of the Working Classes in an extensive Manufacturing District, 
IM 1834, 1835, 1836.....0.0cc0c0ciecncocvacsancccneosecetsasccoeccecescccsconeeeses 141 
Account of the Inhabited Courts “and Cellars in Liverpool, RC. crecesecsees 143, 
Manchester Statistical Society’s Inquiry into the State of Education in the ° 
City of York....... Seatbdadecccecetecledecvectec dé onpeenemenceh awd as sb aaenaeeaaenans 144 
Mr. Witiiam Ferkin’s Abstract of a paper ‘entitled “ Remarks upon the 
Importance of an Inquiry into the Amount and Appropriation of 
Wages by the Working Classes.” ...sccosessseeeeeeeeres teeeences accnegensss 148 
