posters]]> ephemera]]> drugstores]]> advertising]]> display cards]]> health education]]> pharmacists]]> medical equipment]]> prescriptions]]> weights and measures]]> torsion balance]]> metric weights]]> apothecary weights]]> avoirdupois weights]]> wire weights]]> hand balance]]> knife edge balance]]> suspended balance]]> prescription balance]]> Pinchak, Seymore Francis (Frank), 1922-2014]]> AIHP Frank Pinchak Poster Collection]]> Professional Advancement Plan]]> 1960]]> Brian Silverstein]]> .jpg]]> still image]]> 1960-1969]]>