...Gangrene may take place infrom four to six days, when perforation of the bowel may occur and death resultin a short time...
U.S. Department of Agriculture 「Special Report on Diseases of Cattle」
...Immediately below the aperture of the perforation is the egg chamber: ashort, tunnel-shaped cavity which occupies almost the whole distancebetween one opening and that lying below it...
J. H. Fabre Bernard Miall 「Social Life in the Insect World」
...Not an eye could divine the inhabitant if the surface ofthe acorn did not bear the mark of a tiny perforation...
J. H. Fabre Bernard Miall 「Social Life in the Insect World」
...The perforation results in a vestibule which gives access to the chamber itself...
J. Henri Fabre 「Bramble-bees and Others」
...There are similar implementsin the collection, but with a single terminal perforation...
Jesse Walter Fewkes 「Archeological Expedition to Arizona in 1895」
...The rim is rounded, and the opposite faces are concave,with a perforation in the middle...
Jesse Walter Fewkes 「Archeological Expedition to Arizona in 1895」
...This cavity is not a great perforation, asin the Point Barrow type, but an eccentric pocket, a compromise betweenthe Northern cavity and that of the East...
Otis T. Mason 「Throwing-sticks in the National Museum」
...He found a perforation at the top forming an arch of great width and height, and above it, at the very summit of the peak, were loose pieces of granite of considerable size...
Matthew Flinders 「A Voyage to Terra Australis」
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