302 



Vineyard Culture. 



a trellis nearly as fast as he can naturally walk. He sends 

 some drawings, which will make the matter clear. 



[Fig. 122.] — G. W. Campiell's Bellows. 



A, reservoir for sulphur, made of tin, soldered upon the 



pipe b, which is also of tin, and made somewhat like the nose 



of a watering-pot, but left open, and flattened at the end, 



leaving a wide space for the escape of sulphur; d, a small 



[Fig. 123.] — Section of the Preceding Figure. 

 leathern valve, opening into the pipe from the hole c, which 

 closes when air is drawn into the bellows, preventing the ad- 

 mission of sulphur into the air-chamber; a, small holes in 

 the bottom of the reservoir — by closing a part with pegs the 

 quantity of sulphur can be regulated.] 



The two following contrivances have also been made 

 for the application of sulphur. The first is a sort of 

 dredging-box [Fig. 124], invented by M. Laforgue, of 

 Beziers. It consists of a tin cylinder, of a rather con- 

 ical shape, and eight inches in hight. The base, B, 



