404 



PROFESSOR C. PIAZZI SMYTH'S ACCOUNT OF 



Part B. — Angtdar Measures, Geometrical. 



Introduction, 



Entrance Passage of Great Pyramid, 



First A scending Passage, 



Horizontal Passage to Queen's Chamber 



Grand Gallery, 



Walls of King's Chamber, 



Ventilating Channels, 



Exterior Faces of Great Pyramid, 



Casing-stone Fragments, 



Corner Angles of Great Pyramid, 



Pages. 

 146 to 150 

 151 155 



156 

 158 

 159 

 167 

 169 

 170 

 171 

 174 



157 



166 

 168 



173 

 179 



Part C. — Angular Measures, Astronomical. 



Time Observations, .... 



180 



182 



Latitude Observations, 



183 



186 



Round of Azimuths, .... 



187 





Azimuth Trenches, .... 



188 



190 



Azimuth of Pyramid Entrance Passage, 



191 



193 



Azimuth of Pyramid Corner Sockets, . 



194 



196 



Part D. — Heat Measures. 



Introduction, .... 



Well Temperatui'es near Cairo, 



Well Temperatures near the Pyramids, 



Great Pyramid Temperatures, 



Meteorological Journal at East Tombs, from January to April 1865, 



Cycle of a Day, .... 



Meteorology of the Months, 



Mean Daily Temperature, 



Special Storm, .... 



197 



199 



200 



201 



202 



203 



204 



206 



207 



258 



259 



260 



261 



264 



265 



267 



268 



271 



Part E. — Miscellaneous and Communicated Measures. 



Measures of the Second Pyramid, 



Photographs, description of, 166 single, and 57 double, 



List of Specimens brought home, 



Analysis of Specimens by William Wallace, Esq., Ph.D., Glasgow, 



Pyramid Measures by Mr Ayrton, 



,, ,, Messrs Aiton and Inglis, 



„ „ M. Jomard and French Savants, 



., ., Col. Howai'd Vyse and Mr Perring, 



Mr E. W. Lane, 



Professor Greaves's Standard of Linear Measure, 



272 



274 



275 



283 



284 



284 



ow, 285 



288 



289 



291 



292 



297 



298 



308 



309 



315 



316 



319 



320 



322 



