CONTENTS. XIII 



VII. THE ATOMIC WEIGHT OF CARBON, DUMAS. 



Results and Comments, 101. A False Correction, 

 102. Combustion of Different Sorts of Carbon, 104. 



VIII. THE ATOMIC WEIGHT OF CALCIUM: 

 Results and Comments, 106. 



IX. THE ATOMIC WEIGHT OF MAGNESIUM, SCHEERER: 



Results and Comments, 108. Richards' Determina- 

 tions, no. Richards Excels Dumas 4000 Times, no. 

 Richards Really Progressed o.oi only, 112. Scheerer 

 and Richards, 114. Tanagra Atomic Weights, 114. 

 Postscript, 115. 



X. THE ATOMIC WEIGHT OF PLATINUM, SEUBERT : 



Results and Comments, 115-119. 



XI. THE ATOMIC WEIGHT OF THALLIUM, CROOKES: 



Praemonitio, 120. The Atomic Weight of Thallium, 

 121. Crookes' Determinations of Thallium, 122. Test- 

 ing the Laboratory Work of Crookes, 123. Crookes 

 Annihilates Stas, 125. Expurgation of Crookes' Labor- 

 atory Record, 127; see Addendum II, pp. 281-284. The 

 Royal Society must Act, 131. The Foundation of 

 Modern Science, 132. The Systematic Error of 

 Crookes, 133. Crookes' Expurgated Results, 134. The 

 Morbus Stasii, 135. Effect of Morbus Stasii on Crookes' 

 Work, 135. Our Final Conclusion, 137. 



XII. THE BANEFUL STASIAN ERRORS: 



The Case Stated, 138. The Labyrinth of Stas, 138. 

 Crookes Falsified his Work by Stas False Values, 139. 



PART THIRD. 



THE ABSOLUTE ATOMIC WEIGHTS OF BORON 

 AND NITROGEN. 



A. Experimental Determinations. 



I. THE ATOMIC WEIGHT OF BORON, RAMSAY: 



The Work Done, 141. The Weighings, 143. Cor- 

 relation of Ratios and Atomic Weights, 144. 



