These holes run mostly in lines more or less at right angles with the covers, a very few being channels along the paper affecting three or four sheets only.

The varied energy of these little pests is thus represented:-- On folio 1 are 212 holes.

On folio 61 are 4 holes.
" 11 " 57 " " 71 " 2 " " 21 " 48 " " 81 " 2 " " 31 " 31 " " 87 " 1 " " 41 " 18 " " 90 " 0 " " 51 " 6 " These 90 leaves being stout, are about the thickness of 1 inch.

The volume has 250 leaves, and turning to the end, we find on the last leaf 81 holes, made by a breed of worms not so ravenous.

Thus, From end | From end.
On folio 1 are 81 holes.