G04 



PRACTICE OV AGRICULTURE. 



Paht III. 



as that town must be understood to lie to the- right hand: the number of miles to each 

 place is shown by figures placed beneath each word. The same object may also be 

 effected in the more obvious manner in general use { Jig. 561. 6). 



561 



^- k W\B 



3725. Toll-gates and gate-houses have also partaken of the improvement of the age. 

 The form and hanging of the gates have been scientifically treated of by Parker, who 

 may be considered as having arrived at a high degree of practical excellence. For lus 

 general principles, and the details of his compensation hinge for turnpike-gates, see 

 ^ 3081, 3082.), and his valuable Essay on Hanging Gates, &c, ed. 3., 1826. 



3726. Gate or toll-houses have been materially improved, both in point of internal 

 comfort, and as objects of taste. Some of those in the neighbourhood of London are 

 elegant objects. As an example we shall select that at Edgeware. (fig. 562.) On 



the summit of the cupola of this house there was originally a lamp with three burners 

 and three separate reflectors. Two of the reflectors directed the light along the road in 

 opposite directions, to show what might be coming or departing on either hand ; the third 

 reflector threw the light directly across the road, and down on the gate, for the purposes 



