320 SEALE. 



Plate IX. Utilizing Window Shell. 



Fig. 1. Shell window in the new General Hospital, Manila. 

 2. Screen made of window shell and red narra wood. 



Plate X. Shell Lamps. 



Fig. 1. Small porch-light made from window shell. 



2. Lantern light made from window shell. 



3. Reading lamp made of wood and window shell. 



4. The nautilus reading light, a, Base of red cement ; 6, stem of red coral- 



line; c, shade of chambered nautilus; d, electric wire to bulb which is 

 hidden in nautilus shell. 



Plate XL The Top Shell. 



Fig. 1. Top shell (TrocUus niloticus Linn.). Showing cuts for buttons in the 

 partition walls. 



2. Side view of Trochus niloticus Linn. 



3. Trochus niloticus cut through the vertical plane. 



4. Top view of Trochus niloticus Linn. 



Plate XII. The Turbon Shell. 



Fig. 1. Ttirbon shell (Turbo mannorattis'Lina.) ' 



2. Turbon shell (young). 



3. Turbon shell cut on a vertical plane. 



4. Side view of Turbo marmoratns Linn. 



