NEW SEBIES, Vol. V. (1886-8). 



PROCEEDINGS 



OF THE 



BRISTOL 



NATURALISTS' SOCIETY 



ENGINEERING SECTION. 



"Rermtt cognoscerc causae" — ViiuiiL. 



BRISTOL: JAMES FAWN & SON. 



Printed foe the Society., 



MDGCCLXXSVin.. 



