The Encyclopedia Americana: A Library of Universal Knowledge ...Encyclopedia Americana Corporation, 1924 |
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Zadetki 1–5 od 100
Stran 6
... direction , striking the underside first of the red sensitive plate film , passing through the same and acting upon the face of the yellow - green sensitive plate film in contact therewith . Thus three plates are in focus and exposed at ...
... direction , striking the underside first of the red sensitive plate film , passing through the same and acting upon the face of the yellow - green sensitive plate film in contact therewith . Thus three plates are in focus and exposed at ...
Stran 12
... direction from any source . One of its chief purposes is to enable us to deal definitely and intelligently with the problems of illumination and these are complicated by the fact that , in general , sources of light do not radiate with ...
... direction from any source . One of its chief purposes is to enable us to deal definitely and intelligently with the problems of illumination and these are complicated by the fact that , in general , sources of light do not radiate with ...
Stran 13
... directions must further be reduced in the ratio of the sine of the angle between the direction of view and the vertical , and this is done by the interposition of glasses which are smoked until they transmit the desired proportion of 18 ...
... directions must further be reduced in the ratio of the sine of the angle between the direction of view and the vertical , and this is done by the interposition of glasses which are smoked until they transmit the desired proportion of 18 ...
Stran 15
... direction of the actual production of the play before the camera . The camera man's work is largely mechanical , but calls for extreme accuracy . The exposure being made , the film goes to the developing room where the negative made in ...
... direction of the actual production of the play before the camera . The camera man's work is largely mechanical , but calls for extreme accuracy . The exposure being made , the film goes to the developing room where the negative made in ...
Stran 25
... direction . Etch figures . - When a crystal is attacked by any solvent the action proceeds with differ- ent velocities in crystallographically different directions , and if stopped before the solution has proceeded far , the crystal ...
... direction . Etch figures . - When a crystal is attacked by any solvent the action proceeds with differ- ent velocities in crystallographically different directions , and if stopped before the solution has proceeded far , the crystal ...
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algæ American animals Asexual reproduction became called carpels cause cells century chief chlorophyll Church coast color consists Consult crystal disease early elected endosperm England English epidermis feet filaments flowers France French fruit fungi gametes gametophyte genus Greek important inches Indian insects island known land large number later leaves light London manufacture ment miles mountain North oogone organ parasites Paris phloem phylum physical physiology pine pipes pistil Pittsburgh plane plants plate platinum poetry Poland polarized Polish political pollen Pompeii Port Port Royal Portland Porto Rico produced Railroad rays River Roman root Russia Saint seeds sepals sexual reproduction soil South species spores sporophyte square miles stamens stems surface tain tion tissues town trees tube United University usually various vegetation vols xylem York zoospores