Proceedings of the American Academy of Arts and Sciences, Volumen68Metcalf and Company, 1933 Vol. 12 (from May 1876 to May 1877) includes: Researches in telephony / by A. Graham Bell. |
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Página 51
... readings ) , and 0.16 % ( 15 readings ) ; " c " direction , 0.05 % ( 13 readings ) , and 0.07 % ( 13 readings ) The results are as follows : = 30 ° - 75 ° " a " direction , Al / lo 9.69 X 10-7p 10.3 X 10-12p2 ; 10.66 , -11.9 " b ...
... readings ) , and 0.16 % ( 15 readings ) ; " c " direction , 0.05 % ( 13 readings ) , and 0.07 % ( 13 readings ) The results are as follows : = 30 ° - 75 ° " a " direction , Al / lo 9.69 X 10-7p 10.3 X 10-12p2 ; 10.66 , -11.9 " b ...
Página 52
... readings at 30 ° and 75 ° were respectively : " a " direction 0.38 % ( 16 readings ) , and 0.23 % ( 15 readings ) ; " b " direction , 0.25 % ( 16 readings ) , and 0.13 % ( 14 readings ) ; and " c " direction , 0.15 % ( 14 readings ) ...
... readings at 30 ° and 75 ° were respectively : " a " direction 0.38 % ( 16 readings ) , and 0.23 % ( 15 readings ) ; " b " direction , 0.25 % ( 16 readings ) , and 0.13 % ( 14 readings ) ; and " c " direction , 0.15 % ( 14 readings ) ...
Página 56
... readings , followed by the second with 30 readings . There was also an initial seasoning application of 12000 , after which the change of zero was slightly less than after the third application of 12000 , and within the limit of error ...
... readings , followed by the second with 30 readings . There was also an initial seasoning application of 12000 , after which the change of zero was slightly less than after the third application of 12000 , and within the limit of error ...
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Academy acute Aechmea Al/lo alloy Amer annealing atmospheric pressure augmented logistic AV/Vo average axis Basalt base bipinnate Boston Broadway Bromeliaceae Cambridge cells coefficient constant costal cross-veins crystal densely determined deviation effect of pressure elytra elytron Epiphytic equations erect facets Fellow in Class figure floral bracts flowers fore wing fossil frequency glabrous Guzmania Harvard Hecataeus Herodotus hind wing holotype hysteresis increasing pressure inflorescence inflorescence simple insects Journ kg/cm² L. B. Smith lanceolate layer least squares length lepidote magnetic margin maximum mean measurements Megasecoptera mercury method obtained orientation ovary ovate Permian petals points population Pressure kg/cm² primary bracts Professor radium radium per gm readings Relative Volumes rosulate sample scape Section Sellards sepals single solution species specific resistance specimen spikes stamens sylphon Table tellurium temperature Tillandsia Tillyard tion Trin TRINIDAD usually values veins venation Vriesia William