New Cumberland High School - Shawnee Yearbook (New Cumberland, PA)

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Triangle twister . . .loan Miller takes a turn as teacher in plane geometry class to instruct fellow class- mates in the proper method for construction of the medians of triangles. Stu- dents Larry Lauver, Fred Ehman and Leroy Toddes follow instructions very carefully. aadealqfic imma . . denim ecieace WW? Sounding board . . Eugene Murray demonstrates tl1e principle of sympathetic vibrations by striking one tuning fork and noticing that the second fork also vibrates because both are of equal pitch. Bill Sheaffer Waits to perform a frequency experi- ment With two chimes often useful to piano tuners and radio men. Watchirig left to right, are: Laughman, Roller, Tennis, Steward, Rudy, F etrow. Microscopic view . . sophomore biologists peer into their microscopes to study drops of rain Water for the one-cell protozoa. Left io right row one: Richard Buss, Sonia Gotlob, Bar- bara Banco. Row two: Franklin Nissel, Mr. Roy Sutton,instructorg Arthur Best, Barbara Groff. l23l

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ll 22 mcufi ,bfzaffeme , s Za! emfaccaaa Senior physicists .. dem- onstrate in experiment, riglzf, the resolution of forces as applied to the Work ol' a crane. Germ Brinton, left, adds weights While Berle DcBoard and Susan Hutton V measure the force exerted on the supporting cord to determine force exerted on boom. Latter finding will he done by mathe- matics as applied to a scale draw- ing of all forces exerted. Serious scientists . . handle the apparatus carefully in chemistry lab as they conduct an experiment to do- terrniue the molecular weight of ox ygen. Pictured working in the lab, lfgfl lo Vllglll are: Gary Shettel. Carl George, Hobart liichelberger, William Horton. l Prove it to me . . declare Dave Zimmerman and .lohn Brunner far lqfl to Nesbit Straley as he solves a theorem on the frustrums of pyramids. Finding the area of a pyramid is a simple pro- cess according to math whiz Straley.

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l24l emi Research preparation . . Fred Peiffer, instructor, right, explains to American history students the many sources of material available for unit on the war between the states with its resulting social, economic, and political problems. Juniors shown selecting texts are, seated: Paul Forry and Robert Eichelberger. Standing, left to right: Mike Gingrich, Curvin Snyder, Mary Keat, and Catherine Keplinger. mica M624 , . zeaewzcd Memee Hllrospective buyers. . should always consider ratings given products in consumer research magazinesf' declares James Hoover 7 experienced salesman. Here he explains the best features of the 1951 Pontiac in comparison with other cars in its price range. Listening 'tt ' l a entive y are: Heeser, Laughman, Markley, White, Kister, Behm, Sites. Tomorrow,s workers . . learn the ways of an adult world and its re- sponsibilities. Left, Mr. H. M. D of the Federal Social Security Agency in Harrisburg discusses the phases of the new social security set-up with senior problems of democracy students Robert Griffith, Shirley Prowell, Phyllis Brenner, and Milton Herman. ickert various