The preparation & mounting of microscopic objectsHardwicke, 1863 |
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Page 3
... possible , owing to the shortness of focus of the object - glasses . It can be pro- cured of any thickness , from one - fiftieth to one - two - hundred- and - fiftieth of an inch . On account of its want of strength it is difficult to ...
... possible , owing to the shortness of focus of the object - glasses . It can be pro- cured of any thickness , from one - fiftieth to one - two - hundred- and - fiftieth of an inch . On account of its want of strength it is difficult to ...
Page 17
... possible . When any two substances are to be united firmly , I have termed the medium employed " a cement ; " but often the appearance of the slides is thought to be improved by drawing a coloured ring upon them , extending partly on ...
... possible . When any two substances are to be united firmly , I have termed the medium employed " a cement ; " but often the appearance of the slides is thought to be improved by drawing a coloured ring upon them , extending partly on ...
Page 19
... possible the superfluous quantity which adheres to the pencil , as , when again made use of , the varnish will readily soften it ; but , of course , it will be necessary to keep separate brushes for certain purposes . Here it may be ...
... possible the superfluous quantity which adheres to the pencil , as , when again made use of , the varnish will readily soften it ; but , of course , it will be necessary to keep separate brushes for certain purposes . Here it may be ...
Page 20
... possible . Turn a cavity , or make holes , in the bottom of the under piece , and fill with lead to give weight and steadiness . This , painted green bronze and varnished , looks neat ; and by having pieces of gutta - percha tubing to ...
... possible . Turn a cavity , or make holes , in the bottom of the under piece , and fill with lead to give weight and steadiness . This , painted green bronze and varnished , looks neat ; and by having pieces of gutta - percha tubing to ...
Page 22
... possible to get rid of this annoyance occa- sionally . 66 For the purpose of mounting opaque objects dry , " discs were at one time very commonly made use of . These are circular pieces of cork , leather , or other soft sub- stance ...
... possible to get rid of this annoyance occa- sionally . 66 For the purpose of mounting opaque objects dry , " discs were at one time very commonly made use of . These are circular pieces of cork , leather , or other soft sub- stance ...
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Common terms and phrases
acid Algæ allowed amongst animal archegonia beautiful objects benzole betwixt boiling bottle bubbles camel-hair pencil Canada balsam cells cement chloroform clean cloth colour contains crystals described in Chapter diameter Diatomaceæ diatoms dissection dissolved drachm dried drop edge EDWIN LANKESTER employed examined Fcap fluid Foraminifera forceps glass slide glycerine gold-size gutta-percha heat illustrated immersed inch injected injured interesting JOHN BLACKWALL laid LANKESTER larvæ matter mentioned method microscope microscopist minute mode mounted dry mounted in balsam naphtha necessary needle nitric acid object-glass obtained opaque ordinary ounces paper perfectly piece placed plants plate polariscope portion potash prepared preservative liquids pressure procured purpose quantity readily recommended removed render ring ROBERT HARDWICKE sections soaking solution sometimes specimens spores student substance surface syringe thick thin glass cover transparent treatment tube turpentine various varnish vessel warm washed whilst WILHELM HOFMEISTER wood
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