220 
APPENDIX A : W, smith's CLAIMS 
rendered extremely useful in obtaining water for Canals Brew-houses 
&c., requiring a large supply; whicli in some cases may be obtained 
without Machinery. 
As the Public can only judge partially of these labours by the 
small proportion of my Documents yet before them others who may 
be engaged in " following out & correcting " what they suppose 
to be imperfect, might spare much of that trouble if they knew the 
extent and accuracy of my yet unpublished Papers. 
wm. smith 
Civil Engineer 
15 Buckingham Street 
York Buildings 
London 
June 1818 
