Transactions, American Philosophical Society (vol. 7, 1841)American Philosophical Society |
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Página 32
... twelve years ago , while I was operating with a deflagrator of three hundred pairs , each seven inches by three , I observed that , in a circuit made through a saturated solution of chloride of calcium , by means of a coarse platina ...
... twelve years ago , while I was operating with a deflagrator of three hundred pairs , each seven inches by three , I observed that , in a circuit made through a saturated solution of chloride of calcium , by means of a coarse platina ...
Página 43
... which are of brick , are one foot in thickness . The transit room is represented upon the left hand in the annexed figure . It is ten feet by twelve upon the inside , and seven ( 43 ) ક and a half feet high , having a flat roof.
... which are of brick , are one foot in thickness . The transit room is represented upon the left hand in the annexed figure . It is ten feet by twelve upon the inside , and seven ( 43 ) ક and a half feet high , having a flat roof.
Página 44
... twelve small cherry columns , which help to sustain the dome . The dome is a hemisphere of nine feet internal diameter . It rests upon ten wheels of lignum vitæ , five inches in diameter , placed equidistant from each other , running in ...
... twelve small cherry columns , which help to sustain the dome . The dome is a hemisphere of nine feet internal diameter . It rests upon ten wheels of lignum vitæ , five inches in diameter , placed equidistant from each other , running in ...
Página 45
... at its lower extremity . The right ascension circle is twelve inches diameter graduated to single minutes , and reads by two verniers to single seconds of time . A tangent screw , with a VII . - M MADE AT HUDSON OBSERVATORY . 45.
... at its lower extremity . The right ascension circle is twelve inches diameter graduated to single minutes , and reads by two verniers to single seconds of time . A tangent screw , with a VII . - M MADE AT HUDSON OBSERVATORY . 45.
Página 46
... twelve inches in diameter , graduated to ten minutes , and reads by two verniers to ten seconds of arc . The clock was made by Molineux , of London . It has a mercurial pendu- lum , the cistern for the mercury being of glass , and the ...
... twelve inches in diameter , graduated to ten minutes , and reads by two verniers to ten seconds of arc . The clock was made by Molineux , of London . It has a mercurial pendu- lum , the cistern for the mercury being of glass , and the ...
Términos y frases comunes
66 Mean achenia achenium acuminate acute alveolate amplexicaule attenuated awns base branches canescently capituli Capitulum Capitulum many-flowered Chinese ciliate clusters corymb corymbose DECAND discal florets disk double star entire exserted fastigiate few-flowered filiform five five-toothed flowers foot high function genus glandular herbaceous heterogamous hirsute horizontal intensity imbricated inches high inches long inner involucrum lanceolate lanuginous Latitude leafy leaves linear length line wide linear-lanceolate linear-oblong London margin membranaceous meteors minute narrow Nearly allied nearly smooth nebula Needle nitric oxide numerous NUTT oblong obtuse one-flowered Oregon ovate paleaceous paleæ panicle pappus Paris pedicels peduncles petiolate Philadelphia pilose pinnatifid plant poles reversed preceding pubescent radical leaves rain rays Receptacle naked Remarks right ascension Rocky Mountains scabrous scales scape scarcely segments sepals serrate sessile short shorter slender species specimens stars stem leaves Stigmas summit terminal three-nerved three-toothed tomentose trifid twelve Upper California villous wind yellow
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