By Mr. John Dick. 



7B 



References to the Plan of the Protecting Frame. 

 A B C D, are the four corners of the wooden frame when 



joined together and fixed upon the wall. 

 E E, are wooden facings fixed on the front edge of the sides 



of the frame, for the reception of the screen within 



them. 



F F, are similar facings on the top and bottom, but moveable 

 on hinges, a a a, for the convenience of putting the 

 rings of the screen upon the iron wires 1 1 1 1. 



G G G, are the breadths of the screen strengthened by slips 

 of tape b b, sewed upon the seams. 



H H, are two upright pieces of wood (to which the screen is 

 nailed), which slide under the facings E E, and are 

 secured by the hasps, cccc. 



