...There is also found in some mammals a perforation ofthe thin plate of bone which, in others, separates the olecranonfossa from the coronoid... 
Édouard Cuyer 「Artistic Anatomy of Animals」
...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」
...Stonein the bladder is fortunately rare in the cow, but when present it should beremoved to obviate crushing and perhaps perforation of the organ duringcalving...
U.S. Department of Agriculture 「Special Report on Diseases of Cattle」
...The extent of each movement upwardsis approximately determined by the depth of the perforation...
J. H. Fabre Bernard Miall 「Social Life in the Insect World」
...If the food is recognised as being satisfactory the egg islaid; if not, the perforation is abandoned without more ado...
J. H. Fabre Bernard Miall 「Social Life in the Insect World」
...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」
...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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