Aaron Kramer, 75, a prolific poet and translator of Yiddish and German works, died Monday at his home on Long Island. He wrote several books, and edited "A Century of Yiddish Poetry," which featured his translations of the work of 135 Yiddish poets.
Martin Schwarzschild, 84, an astronomer who used balloon flights to get sharper, more accurate pictures of the sun, died Thursday in Langhorne, Pa. He was an astronomy professor at Princeton University when he created Project Stratoscope, which used balloons to carry telescopes into the upper reaches of the ** atmosphere.

