175 
On Irrigation in Tasmania . 
The annual expense would be— 
£ 
Interest at 10 per cent.240 
Wear and tear at 7 per cent. 168 
Repairs. 5 q 
Management . 40 
Two firemen. 70 
4500 tons, or 1 ton per hour, at 2 s. 6d. .. 560 
Total annual expense .£1128 
Or per acre 10s. per annum. 
Summary of the estimated outlay per acre for irri¬ 
gating:— £ d 
From large rivers by means of channel.. 2 0 0 
From smaller rivers, including cost of a 
... 1 5 o 
From small tanks. 0 12 0 
Pumping by steam on a small scale .... 310 0 
Ditto ditto on a large scale .... 1 2, 0 
Ditto by bullocks. 5 0 0 
Ditto by wind . 1 o 0 
Annual cost per acre, including interest and every 
thing :— 
From large rivers. 0 4 0 
From smaller rivers. 0 2 6 
Pumping by steam, 30 feet high, on a 
small scale. 1 6 0 
Ditto ditto on a large scale .... 0 10 0 
Ditto by bullocks. 1 15 0 
Ditto by wind . 0 10 0 
In these rough estimates, I have in view many situa¬ 
tions in the island, but not such as are most favourable. 
The estimate must of course vary extremely in different 
places, but it will probably be found that the above rates 
would include a very great extent of the best land in the 
