Now, I have 27 out of 67 Unpaved episodes I can trade:
#1-Series Premiere (11/10/1969, NET)
#8-Letter 'B' Contest (1969, Noggin)
#131-Granny Grouch (1970, Noggin)
#162-Oscar's Stop Signs (1970, Noggin)
#276-Maria, Luis, and David Debut (1971, Noggin)
#355-Big Rainstorm on Sesame Street (1972, Noggin)
#406-Second 'Gordon' Debuts (1972, Noggin)
#514-Stevie Wonder Visits (1973, Noggin)
#536-Just Another Quiet Day on Sesame Street (1973, Noggin)
#796-Headline Howie Gets A Scoop on Snuffy (1975, Noggin)
#1037-Buffy's New Baby Cody (1977, Noggin)
#1041-Cripple Creek (1977, Noggin)
#1056-Bert's Marching Band (1977, Noggin)
#1093-Hawaii Day 4 (1978, Noggin)
#1094-Hawaii Day 5 (1978, Noggin)
#1186-Barkley or Woof-Woof (1978, Noggin)
#1364-Star Wars Droids Visit (1980, Noggin)
#1396-Star Wars Droids Return (1980, Noggin)
#1575-Mr. Rogers Visits (1981, Noggin)
#1706-Big Bird At Camp Day 1 (1982, Noggin)
#1707-Big Bird At Camp Day 2 (1982, Noggin)
#1708-Big Bird At Camp Day 3 (1982, Noggin)
#1709-Big Bird At Camp Day 4 (1982, Noggin)
#1710-Big Bird At Camp Day 5 (1982, Noggin)
#1740-Water Shortage (1983, Noggin)
#2558-Maria Goes To the Doctor (1989, Noggin)
#2574-Maria's Mother Visits (1989, Noggin)