APPENDIX V 



307 



to a minimum the labor and skill involved in taking 

 care of the privy, and, finally, while sanitary safety has 

 been the chief object in mind, we have not ignored the 

 widespread demand that human excreta be turned to 

 economic account. 



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Fig. 40. — The Lnmsden, Roberts and Stiles apparatus for the 



safe disposal of night-soil. (Redrawn from Lumsden, 



Roberts and Stiles.) 



