Image
Description
Medical Museum Collection, Box 9
Dunning colorimeter in a wooden case, measuring 12.5 cm x 9 cm x 6.5 cm. The instrument was manufactured by Hynson, Westcott & Company, Baltimore, and donated by Adalbert G. Bettman in January 1963. It is in excellent condition. The case bears a plastic company nameplate on the lid and has metal hook clasps. The printed instructions are pasted into the inner lid, and the segmented tray has one removable section. The set contains thirteen sealed nipple-end vials, a small bell-mouthed vial, and one ampule of phenolsulphonephthalein.
Digital photograph of a Dunning colorimeter, "for applying the Rowntree and Geraghty renal functional test." The pieces of the instrument are shown in the original, unlined wooden box. The manufacterers printed sheet of instructions can be seen pasted to the inner lid.
ca. 1890's
Dunning colorimeter in a wooden case, measuring 12.5 cm x 9 cm x 6.5 cm. The instrument was manufactured by Hynson, Westcott & Company, Baltimore, and donated by Adalbert G. Bettman in January 1963. It is in excellent condition. The case bears a plastic company nameplate on the lid and has metal hook clasps. The printed instructions are pasted into the inner lid, and the segmented tray has one removable section. The set contains thirteen sealed nipple-end vials, a small bell-mouthed vial, and one ampule of phenolsulphonephthalein.
Digital photograph of a Dunning colorimeter, "for applying the Rowntree and Geraghty renal functional test." The pieces of the instrument are shown in the original, unlined wooden box. The manufacterers printed sheet of instructions can be seen pasted to the inner lid.
ca. 1890's
