This lot consists of the following; (1) Unopened periodic table flash cards. They are wrapped in unopened protective plastic. These are great for students studying chemistry. They are regular double deck of playing cards with elements from the periodic table on them. They contain the element, symbol, atomic mass, standard state, series, melting/boiling point, usages, period and group. The plastic around has a torn label but the cards inside are in excellent condition. Approximate measurement: 5''x 4''x 1''. (1) HistoDeck companion study cards to histotechnology. This is a self-instructional text, third ed by Frieda L Carson. The bottom has the American Society for Clinical Pathology Press Logo. This is great for persons studying clinical pathology. The packaging has some known damages as in tears, marks and ware. The cards inside are in excellent condition with no known damages. Approximate measurement: 4 1/2''x 3''x 6 1/2''.