SHEEP DIPPING TANKS 257 



1500 hard-burned blue or good red bricks, 



7 bags cement. 



5 bags blue hydraulic lime. 



4 2-ft. lengths of 4- in. earthenware pipe. 



Boarding for Entrance Pace. 



8 pieces deal, 9-in. X i-in., each 5 ft. 6 ins. long, 

 4 „ „ „ „ 4 ft. long. 



4 „ „ „ 9 ft. 6 ins. long. 



Rails for Forcing Pen. 



5 pieces deal, 4£ ins. X 1^ ins., each 19 ft. long. 



„ 23 ft. long. 

 100 yards 4 ft. jackal-proof netting, with fifteen horizontal wires. 



Timber for Decoy Pen. 



2 pieces 2 ins. X 3 ins. deal, each 6 ft. 6 ins. long. 

 2 „ „ „ „ 8 ft. 6 ins. long. 



2 ,, „ „ „ 3 ft. 6 ins. long. 

 1 piece 3 ins. x 3 ins. deal, 4 ft. 6 ins. long. 



3 4-ft. iron gates. 



4 3-ft. iron gates. 



3 2-ft. wooden gates. 



1 19-in. wooden gate. 



1 revolving iron gate for outslope. 



51 fencing posts, each 7 ft. long by about 5 ins. in diameter. 

 10 gallons coal tar. 



The cost of the above materials will vary with locality, but will 

 probably, in most cases, be about £30. 



If a stone tank be built, less cement and more lime will be required 

 than the quantities given in the above list. 



Including labour, the total cost of the tank should not be more 

 than from £40 to £45. The experimental tank was built by a white 

 labourer, who was paid at the rate of 5s. per diem. 



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