LIST OF ILLUSTRATIONS xi 
FIG. PAGE 
38. Front view of single-seated sanitary privy (Re¬ 
drawn from Stiles).299 
39. Rear view of single-seated sanitary privy (Re¬ 
drawn from Stiles).301 
40. The Lumsden, Roberts and Stiles apparatus for 
the safe disposal of night-soil (Redrawn from 
Lumsden, Roberts and Stiles) .... 307 
