


TO i i sa me Lees Jara keg ae ? : sank ss 
a RE. VORTEX Ze @ Report Brit. = Sagem 1GS2—_ Pie 
ge Mill near Belfast. 



- Sectional Levatior 














Water Lev vel TH the Me Race 

om 
SS 
bal 





nnySst*t*é“‘S™SC;O;OO!™!;!!!! Um SM GATTI 
SMX MA. V“7 — Za iy WHER 
_p feet 



