...His wants must be few, as the constant changes of encampment necessitate the transport of all his household goods; thus he reduces to a minimum the domestic furniture and utensils... 
Samuel White Baker 「In the Heart of Africa」
...The saiga is notablefor its highly-arched nose and inflated nostrils, which are so muchlengthened as to necessitate the animal's walking backwards when itfeeds...
Robert A. Sterndale 「Natural History of the Mammalia of India and Ceylon」
...This would result in a marked falling off of light at the corners, and would necessitate a constant motion of the printing frame throughout exposure, which is not wholly satisfactory...
John A. Tennant 「Bromide Printing and Enlarging」
...To do this would necessitate a very extended study of the materials usedand of the methods of preparing them, as well as of the arts of spinningand weaving practiced by primitive peoples generally...
William Henry Holmes 「Prehistoric Textile Fabrics Of The United States, Derived From Impressions On Pottery」
...The sidereal day and the mean solar day necessitate some means ofregistering time, such as clocks; therefore the original day in use musthave been the apparent solar day...
E. Walter Maunder 「The Astronomy of the Bible」
...The property of the atom andits combinations to produce the material universe is therefore inherentin the atoms themselves and does not necessitate the operation of adeity...
Dr. D.M. Brooks 「The Necessity of Atheism」
...Good Friday Harbour, like all coral harbours, requires to be taken byeye, being full of coral knolls, which necessitate the utmost vigilance...
John Lort Stokes 「Discoveries in Australia, Volume 2」
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