Physicist (born 1921) who co-discovered the muon neutrino and was awarded the 1988 Nobel Prize in Physics. Unsigned handwritten scientific notes, three pages, 8.25 x 11.25, no date. Interesting notes on an experiment, including several statements, calculations, tables, and graphs. Includes the address panel from the original mailing envelope, signed in the return address area in black felt tip, "Steinberger." In fine condition.