C ^9 ) 
Be careful too in fearching adjacent old 
dung-hills and dungy compoft heaps In any 
out-grounds, and in ftabJe yards, where horfe 
dung-heaps haye been for fome continuance 
in a ftate of decay, efpeclally in obfcure dry 
corners long undifturbed. 
In the horfe rides and livery liable yards 
in and about London, where the long 
covered rides are littered thickly from the 
liable, with occafional dunging and Haling, 
fearch towards the fides where you will 
often find great abundance of fine large 
cakes of mod excellent llrong fpawn. 
Horle-mill tracks alfo, where horfes arc 
conllantly employee! under cover in turnino- 
mills ; and many of the great London brew- 
eries, tan-yards, and large manufadlorics, 
^ 2 where 
