Phil. Trans. A., VoL 200, PL ii. 
Fig- 7- 
S' > 4 ' With end open. 
Explosions of mixtures of C^Nj, -f- aOj, 
Fig. 8. Fig. 9. 
showing waves reflected from closed end of tube. 
Fig. n.- 2CO + O 
Fig. 12. C,N, -f O, 
Fig. 13. 2C2H2 + 50j. 
Fig. 15.—End loosely corked. 
Fig. 16.—Tube broke. 
Fig. 17.—Movements of gas fol¬ 
lowing detonation-wave. 
