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XIX. For an approved Essay on the best method of Prevent- 
ing the Inroads of the Pine Saw-fly—Lophyrus pini of Curtis. 
(A Medal.) 
XX. For an approved Report on the most advantageous 
methods, not generally practised in this country, of Transporting 
Timber. (A Medal.) 
The reporter specially to describe any means, other than by horse-power, 
of moving felled timber from the interior of woods to their margins, 
or to roads. 
XXI. For an approved Essay on any Disease incidental to 
Forest Trees. A standing subject. (A Medal.) 
XXII. For an approved Report from personal observation on 
the Management of Forests in any other country than Britain. 
(A Medal.) 
Special reference to be made to appliances, modes of culture, and treat- 
ment nut generally practised in this country. 
XXIII. For an approved Essay on the best methods of utilising 
Small-wood in the manufacture of Fancy-wood articles, Turnery, 
Wood Wool, ete. (A Medal.) 
XXIV. For an approved Essay or Report on any other subject 
connected with Arboriculture. (A Medal.) 
XXV. For an instrument or method for expeditiously obtain- 
ing the diameter of trees at a given height, or for any other useful 
invention or marked improvement on any of the implements 
used in Forestry. Models or implements to be accompanied by 
a report, (A Medal.) 
