Golas nasales vaso-constrictor : Flavedrin Frosst / Charles E. Frosst & Co. ; representantes exclusivos para Cuba: Distribuidora Cubana.

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Golas nasales vaso-constrictor : Flavedrin Frosst / Charles E. Frosst & Co. ; representantes exclusivos para Cuba: Distribuidora Cubana. Credit: Wellcome Collection. In copyright