. Critique . e carriedwithout danger of leakage. The thermometer is secured by rubberpacking to a metal cap, which screws into the neck-band, making theapparatus complete. In using this appliance the glass tube is nearly filled with an anti-septic solution, such as corrosive sublimate, 1-500. This is done byinverting the case and unscrewing the bottom cap, when the solutionmay be introduced without disturbing the thermometer, and the capmay then be replaced. It may then be safely carried in the pocket,since the toughness of the glass insures it against breakage and thediaphragm prevents leakag


. Critique . e carriedwithout danger of leakage. The thermometer is secured by rubberpacking to a metal cap, which screws into the neck-band, making theapparatus complete. In using this appliance the glass tube is nearly filled with an anti-septic solution, such as corrosive sublimate, 1-500. This is done byinverting the case and unscrewing the bottom cap, when the solutionmay be introduced without disturbing the thermometer, and the capmay then be replaced. It may then be safely carried in the pocket,since the toughness of the glass insures it against breakage and thediaphragm prevents leakage. To remove the thermometer from the case, it is only necessary tounscrew the cap, as shown in the cut. On withdrawal of the ther-mometer the diaphragm completely closes so that the antiseptic solu-tion cannot run out, even though the case be inverted. The ther-mometer is returned to the case with equal ease. In its improved form this case is all that could be desired and ad-mirably accomplishes its


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Keywords: ., bookcentury1900, bookdecade1900, bookpublisherdenve, bookyear1902