Artifact Details Title Charles E. Merrill button Catalog Number E1036 Type Physical object Description "COMPUTER SCIENCE FUNDAMENTALS: An Algorithmic Approach via Structured Programming" and "TOP-DOWN PROGRAMS FOR HEADS-UP LEARNING" and "E.A. UNGER AND MASIR AHMED" and "Charles E. Merrill Publishing Co." printed on button. Manufacturer Charles E. Merrill Publishing Co. Dimensions 1/4 x 4 x 4 in. Category Ephemera/Button