PROJECTS IN SHEET-METALWORK 



247 



the line are in contact with the surfaces of the timber, thus 

 forming the trough. 

 La/ out lines on one surface of each end piece of the trough, 



24 



FIG. 273. Watering trough. 



30 



y... " ; ; 



^Cylinder I \or\g 



ZINC OR HEAVY TIN 



FIG. 274. Flower box. 



END 



SIDE 



-- k 



BOTTOM 

 DRAIN HOLE 



SIDE 



LAP 



END 



FIG. 274-a. Details of flower box. , 



to form slits into which the folded 

 ends of the trough piece may be 

 inserted that it may hang on the 

 ends (Fig. 277). 



Lay each end piece of tin with 

 the lined surface up, flat on a 

 smooth, hard board. With a sharp cold chisel and hammer 

 or mallet, cut along each scribed line. 



JG6EST.ON FOR WOODEN 



BOX IN WHICH FLOVVtR BOX 



MAY BE SET 



FIG. 274-&. Perspective of 

 flower box. 



