Knowledge: An Illustrated Magazine of Science, Том 81885 |
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Стр. vii
... equal BEECHAM'S PILLS for remov- ing any obstruction or irregularity of the system . If taken according to the directions given with each box they will soon restore females of all ages to sound and robust health . For a weak stomach ...
... equal BEECHAM'S PILLS for remov- ing any obstruction or irregularity of the system . If taken according to the directions given with each box they will soon restore females of all ages to sound and robust health . For a weak stomach ...
Стр. iv
... equal to any yet produced at Home or Abroad ( prices moderate ) . Catalogue of Photographic Apparatus , & c . , for stamp . UNIVERSITY OPTICAL WORKS , 81 , TOTTENHAM COURT ROAD , LONDON , W. THE DEMONSTRATION MICROSCOPE . 3 Achromatic ...
... equal to any yet produced at Home or Abroad ( prices moderate ) . Catalogue of Photographic Apparatus , & c . , for stamp . UNIVERSITY OPTICAL WORKS , 81 , TOTTENHAM COURT ROAD , LONDON , W. THE DEMONSTRATION MICROSCOPE . 3 Achromatic ...
Стр. 24
... equal to the rectangle under p q and the circum- ference of a circle having a radius midway between Mp and Nq ; but of course the circumference of either circle PP or qQ would do equally well , since in the limit these circles are equal ...
... equal to the rectangle under p q and the circum- ference of a circle having a radius midway between Mp and Nq ; but of course the circumference of either circle PP or qQ would do equally well , since in the limit these circles are equal ...
Стр. 25
... equal to the corresponding strip of the enclosing cylinder , it follows that the curved surface of the cylinder t B D'T is equal to the curved surface of the hemisphere BAD . We have in fact this simple result : -If a sphere ABED , Fig ...
... equal to the corresponding strip of the enclosing cylinder , it follows that the curved surface of the cylinder t B D'T is equal to the curved surface of the hemisphere BAD . We have in fact this simple result : -If a sphere ABED , Fig ...
Стр. 33
... equal perhaps to that of a London station in a fog . During the six months ' night there would be impenetrable darkness , except perhaps for a few days before and after full moon , Are there any data whence we can guess whether man ...
... equal perhaps to that of a London station in a fog . During the six months ' night there would be impenetrable darkness , except perhaps for a few days before and after full moon , Are there any data whence we can guess whether man ...
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ADELINA PATTI Andromeda nebula angle Apparatus appear Astronomical AUTOTYPE BEECHAM'S PILLS Black Boxes British Catalogue cloth extra Coloured Column Comets Correspondence course Crown 8vo earth Edition EDWARD CLODD electricity Essays fact Fcap George Eliot give glass Hallyards hand idea Illus Illustrations insects Jupiter KNOWLEDGE Lecture letter light London MANUFACTURER Maps MARIE ROZE matter means Messrs meteors Microscopes miles moon natural nebula object observed Optician ordinary Patent planet Plates play players position present Professor R. A. Proctor readers recognised remarkable RICHARD round scientific seen sent post free Sept solar species stamps star suit surface telescope theory tion Transits of Venus trumps volume W. K. BURTON Whist White Woodcuts words WYMAN & SONS