Photographed l.y Mrs. Huirlie*. 
Fig. 1. — L()OKIX<; TOWAKD PENY(;ENT OVEK SULBER. 
Photographed \>y Mrs. Hughes. 
Fig. 2. — PERCHED BLOCKS Of LIMESTONE OX LIMESTONE. 
Proc. Yorks. OeoK Xor., Vo'. XVI.. Plat^ XXXJV. 
