their annual meeting as to cause the liquid contents to flow into the measuring rear edges of the standards are provided with ratchet teeth, for that year in conjunction with the American Association, device, and then turning the bottle so as to leave at some place hereafter to be fixed upon. A… … will be separated by the partition. tion be rendered so efficient as by personal discus- sion with others whose studies are in the same direc- Another modification is shown in the engrav- DOSE-MEASURING BOTTLE. tion. If the suggested meeting be actually held, it ing, in which the bottle has its…
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