watch-glass

Leaning forward towards the gas-lamp, I tried the thing on my watch-glass, and scored a white line across that with the greatest ease.

The Door in the Wall, and other stories Herbert George 2006

The water when placed in a tumbler and agitated gave out sparks, but a small portion in a watch-glass scarcely ever was luminous.

Journal of researches into the geology and natural history of the various countries visited by H.M.S. Beagle 2003

The water when placed in a tumbler and agitated gave out sparks, but a small portion in a watch-glass scarcely ever was luminous.

Journal of researches into the geology and natural history of the various countries visited by H.M.S. Beagle 2003

The first conclusion had been arrived at by the presence of a lifeless flea caught up in the child's hair: combed out and placed under a watch-glass, the flea had taken an hour and a quarter to recover from its immersion in the water of the Kennet and Avon Canal, which was very close to the exact time required for the insect to revive after twelve hours 'exposure to a hostile and liquid environment.

In the Presence of the Enemy George, Elizabeth 1996

All he had were an identity card and a crossword puzzle and I held my watch-glass at an angle against the name to increase the light-factor.

The Striker Portfolio Hall, Adam 1968

Place the cover-slip, film uppermost, on the rubber mat, and cover it with an inverted watch-glass until dry.

The Elements of Bacteriological Technique A Laboratory Guide for Medical, Dental, and Technical Students. Second Edition Rewritten and Enlarged.

If the drop is large, place it face upward on the rubber mat, cover it with an inverted watch-glass, and allow it to dry.

The Elements of Bacteriological Technique A Laboratory Guide for Medical, Dental, and Technical Students. Second Edition Rewritten and Enlarged.

Emulsify it with a few cubic centimetres of distilled water in a watch-glass, by gently moving the spatula to and fro in the water.

The Elements of Bacteriological Technique A Laboratory Guide for Medical, Dental, and Technical Students. Second Edition Rewritten and Enlarged.

Without washing, transfer the film to a watch-glass containing the reducing solution and allow it to remain therein for from thirty seconds to one minute; blot off the excess of fluid with filter paper.

The Elements of Bacteriological Technique A Laboratory Guide for Medical, Dental, and Technical Students. Second Edition Rewritten and Enlarged.

Do not rub up the growth on the side of the watch-glass.

The Elements of Bacteriological Technique A Laboratory Guide for Medical, Dental, and Technical Students. Second Edition Rewritten and Enlarged.