CANVAS-BxiCK DUCK. 25r3 



SO I will give a brief description of its build 

 and the manner of using it. 



The box in which the shooter lies should be of 

 pine, sides and l)ottom one inch and ends two 

 inches thick, and of ^proportions adapted to the 

 size of the person to occupy it ; six feet long, 

 two feet wide, and thirteen inches deep being 

 proper for an ordinary-sized man. Along each 

 side and across the ends, one inch below the top 

 edge of the box, two-by-four-inch pine timbers 

 are fastened, framed together to equal height, and 

 extending on all sides two and a half feet from the 

 box. This frame should be slanted off on top 

 fully an inch towards the ends to give a j^itch 

 to the deck, and on the under side should also be 

 reduced in the same manner to make it as light 

 as possible for handling. The frame is next 

 covered with a pine platform a half-inch thick, 

 w^hich is further strengthened by the addition of 

 a brace reaching from the centre of the box on 

 each side. This platform is bounded on the three 

 sides by hinged wings of cotton-cloth, which are 

 two feet wide, fastened to a pine frame-work, and 

 so constructed as to admit of being folded back 

 upon the platform when not in use. At the fourth 

 side or head of the sink the wing, instead of 



