DS, two pages, 8.5 x 11, September 10, 1970. Contract between Muppets, Inc. and Jerry Nelson, in which Nelson agrees to be "a puppeteer in connection with all of the new programs produced for the 1970-71 television season for the television series entitled 'Sesame Street.'" Signed at the conclusion in black felt tip by Jim Henson, and countersigned in blue ballpoint by Nelson. Includes a two-page copy of terms and conditions. In fine condition. Pre-certified Beckett Authentication Services.