...A KENNEDY; A J WOLFF; T B GRIERSON; H G LYONS; S M DIXON; P D WARREN © Thomas Telford and ICE 1920 LEVELLING PRECISION ORDNANCE SURVEYS INSTRUMENTS MAPS STAVES GEODETIC ACCURACY TRAINING ENGINEERS RAILWAYS WEATHER 154 DISCUSSION ON PRECISE LEVELLING. [Minutes...

... of the heights shown on the maps, and in connection with this to study more thoroughly the heightof the mean sea level. There seems t o have been very little advance in the practice of spirit levelling in this country for many years, and in consequence n study of progressmade in other countries wascarriedout...

...W D CAY; H DARWIN; J N WALLACE; A T WALMISLEY © Thomas Telford and ICE 1920 PRECISION LEVELLING ORDNANCE SURVEYS MAPS ACCURACY ERRORS TEMPERATURE INSTRUMENTS CANADA 168 CORRESPONDENOCNE PRECISE LEVELLING. [Minutes of The Author. the maps. Thepresentdemandfor economy...

... life. GEOLOGICAL SURVEYING. (A) INTRODUCTORY. Perfect geological surveying may be defined as the artor practice of surveyingandplotting upon a map the boundarylines of the solid rocks and surfacedeposits of a districtin such a way that the geometricalposition of any particular rock or deposit may...

...L H L HUDDART Papers.] HUDDAKT OH SKETCH-MAPPING. 297 (Paper No. 3634.) Sketch-Mapping, with Special Reference to Southern Nigeria. By LINDOWHEREWALREDOFRIHCUDDARMT.,A., Assoc. M. Inst. C.E. WHENa large area in an uncivilized and little-known district has to be examined with a view to frame...

...H R MILL © Thomas Telford and ICE 1904 DISTRIBUTION RAINFALL MEAN MAPS METEOROLOGY FREQUENCY GEOGRAPHY RAIN GAUGES MEASUREMENT STATISTICS WEATHER UK IRELAND Procecdinge.] MILL ON MEAN AND EXTREME ANNUAL BAINFALL. 293 24 November, 1903. Sir WILLIAMH. WHITE, K.C.B., DSc...

...C ABBE; R BILLWILLER; N EKHOLM; J HANN; G R JEBB; G M LAWFORD; H MOHN; M PATERSN; E K SCOTT; M SNELLEN; H R MILL RAINFALL MEAN DISTRIBUTION MEASUREMENT ACCURACY GAUGES INSTRUMENTATION MOUNTAINS MAPS METEOROLOGY WEATHER UK IRELAND © Thomas Telford and ICE 1904 360...

...SIR W H WHITE; H R MILL; SIR A R BINNIR; W N SHAW; G T DEACON; E D ARCHIBALD; C HAWKSLEY; C H COOPER; W B TRIPP; R H SCOTT; J HOPKINSON; SIR G MOLESWORTH; W MARRIOTT; R INWARDS © Thomas Telford and ICE 1904 DISTRIBUTION MEAN RAINFALL MEASUREMENT MAPS GAUGES INSTRUMENTATION...

... of methods or topographical work of all kinds. Briefly, the chiefproblem i n topographicalsurveying is the representation of a third element, or relief, on a plane. The requirements of the map are, that it should be a horizontal projection in miniature of the surface represented ; that measurements taken...

... INSTRUMENTS INSTRUMENTATION METHODS TRIANGULATION TRIGONOMETRY MAPS ALIDADES THEODOLITES TELESCOPES ACCURACY GEOGRAPHY INDIA ASIA ~roceedings.1DISCUSSION ON THE USE OF THE PLANE-TABLE. 217 Discussion. Mr. BRUCEP,resident, i n moving a vote of thanks to the AuthorMr. Bruce. of the Paper...

...W N BAKEWELL; R BONNIN; R E MIDDLETON; F G S PARKER; G THOMPSON; G L VOSE; A M WELLINGTON; A W WHITE © Thomas Telford and ICE 1888 ECONOMY USE PLANE TABLES TOPOGRAPHY SURVEYS SURVEYING ALIDADES INSTRUMENTS INSTRUMENTATION GEOGRAPHY MAPS METHODS 246 DISCCSSION ON THE USE...

...F P WASHINGTON © Thomas Telford and ICE 1879 MAPPING MERIDIAN ORDNANCE SURVEYS MAPS MAPPING. 281 No. 1628. O n theMapping of a Districtwith reference to a Central Neridian. By FRANCIPSALXEEWASEIXGTON, Captain, R.E. INthe maps of the Ordnance Survey, the sheet-lines are by con...

...UNKNOWN © Thomas Telford and ICE 1854 OBITUARIES RAILWAYS MAPS TIMETABLES MEMOIRS. 145 Such a man, stricken down in the prime of life, is a great loss, not alone to his amiable family, but to science and to the public at large. Mr. GEORGE BRADSHAW was born at Pendleton, near...

...J B DENTON © Thomas Telford and ICE 1842 MAPS MODELS CONSTRUCTION DRAINAGE AGRICULTURE IMPROVEMENT DEVELOPMENT RAILWAYS CANALS RELIEF MAPPING TOPOGRAPHY SURVEYS REPRESENTATION 1.55 The instrument had been found very useful not only in experiments but in practice...

... © Thomas Telford and ICE 1837 MAPS LEVELS SLOPES SURVEYING TOPOGRAPHY 37 nounced, that by the munificence of Mrs. Chapman, the Institution was to be made thdeepository, of all theprofessional plans and papers, of the late William Chapman,of Newcastle. Mr. Harrison presented...