Context

Context of 'The Dare Hemoglobinometer' in case'. The instrument consists of: measuring apparatus with a revolving scale standardized to 16 grams to which a telescopic tube with screw-on eye piece attaches, battery handle with light source attachment, candle with bracket and holder, spare lamp. The instrument name and manufacturer's information is printed in gold lettering on the inside lid of the case reading 'The Dare hemoglobinometer, made and guaranteed by Rieker Instrument Co., Philadelphia, Pa., U.S.A.' and 'The Dare hemoglobinometer' is printed in gold lettering on external lid surface. The 2 piece lancet is missing
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