﻿Work 
  Measured 
  by 
  the 
  Discharge 
  of 
  Carbon 
  Dioxide. 
  

  

  237 
  

  

  8am.9 
  io 
  n 
  E 
  Ip.m2 
  3 
  4 
  5 
  6 
  7 
  8 
  9 
  

  

  