Proceedings of the American Academy of Arts and Sciences, Volumen71Metcalf and Company, 1937 Vol. 12 (from May 1876 to May 1877) includes: Researches in telephony / by A. Graham Bell. |
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Página 410
... range suggests the possi- bility of a greater range of internal structure than one would ordinarily expect , or a greater sensitiveness of shearing force to slight changes in such structure . One experiment with lead showed a ...
... range suggests the possi- bility of a greater range of internal structure than one would ordinarily expect , or a greater sensitiveness of shearing force to slight changes in such structure . One experiment with lead showed a ...
Página 436
... range up to 28000 , only occasional above that . Much damage to steel , to be expected from high shearing strength . FeS2 ( pyrite ) . 2.3 , 6.3 , 9.7 , 11.5 , 12.5 . Rotates with chattering and snapping in range from 13000 to 35000 ...
... range up to 28000 , only occasional above that . Much damage to steel , to be expected from high shearing strength . FeS2 ( pyrite ) . 2.3 , 6.3 , 9.7 , 11.5 , 12.5 . Rotates with chattering and snapping in range from 13000 to 35000 ...
Página 456
... range , 21 which shear with snapping or internal fracture over the entire range , 34 which snap below a certain pressure and become quiet above it , 37 which are quiet up to a certain pressure and snap at all pressures above it , and 6 ...
... range , 21 which shear with snapping or internal fracture over the entire range , 34 which snap below a certain pressure and become quiet above it , 37 which are quiet up to a certain pressure and snap at all pressures above it , and 6 ...
Contenido
A Study of the Nolanaceae BY I M JOHNSTON | 1 |
Revision of the Nearctic Raphidiodea By F M CAR | 89 |
Ecological Relations of Ponerine and other Ants to Termites | 159 |
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Academy Agulla Alona Anal animals ants average basal metabolism Bequaert body weight boiling tube Boston brown calories calyx Camponotus chap Chile Chile 91 chimpanzee Class Cobija collected Congo Coquimbo corolla Dolia Dunal in DeCandolle E. C. Van Dyke effect epiproct female fore wing Forel Gaudichaud genera genus Gray Herb Hagen harpogones heat production hind wing Holmgren hypsometer Inocellia insects Johnston July June kg/cm² larvæ Lindl longis male mercury metabolism metal Miers Mollendo Museum Nasutitermes Navas Nearctic nest Nolana Nolanaceae nutlets observations Orange Park paradoxa parameres Philippi piston plant plates posterior pressure probably Prodr pronotum prothorax pterostigma Raphidia Raphidiidæ Reiche Residue resistance Rotates smoothly shearing curve shearing strength snake-flies snapping Solenopsis species specimens steel sternites sulphur point surface temperature termitary termites thermometer tion transition Univ Van Duzee volume apparatus Wasmann Wheeler William workers