1967, . Box 4, Folder 6 Collection Context Lyrasis Special Collections Ben Yellen Papers, 1945-1994FARM WORKERSCorrespondence
1967, August - December, . Box 9, Folder 4 Collection Context Lyrasis Special Collections Ben Yellen Papers, 1945-1994WATER AND RELATED POLITICAL ACTIVITIESCorrespondence
1967, January - July, . Box 9, Folder 3 Collection Context Lyrasis Special Collections Ben Yellen Papers, 1945-1994WATER AND RELATED POLITICAL ACTIVITIESCorrespondence
1968, . Box 2, Folder 1 Collection Context Lyrasis Special Collections Ben Yellen Papers, 1945-1994YELLOWSHEETS AND LETTERS TO THE EDITORYellowsheets
1968, . Box 4, Folder 7 Collection Context Lyrasis Special Collections Ben Yellen Papers, 1945-1994FARM WORKERSCorrespondence
1968, August - December, . Box 9, Folder 6 Collection Context Lyrasis Special Collections Ben Yellen Papers, 1945-1994WATER AND RELATED POLITICAL ACTIVITIESCorrespondence
1968, January - July, . Box 9, Folder 5 Collection Context Lyrasis Special Collections Ben Yellen Papers, 1945-1994WATER AND RELATED POLITICAL ACTIVITIESCorrespondence
1969, . Box 2, Folder 2 Collection Context Lyrasis Special Collections Ben Yellen Papers, 1945-1994YELLOWSHEETS AND LETTERS TO THE EDITORYellowsheets
1969, . Box 4, Folder 8 Collection Context Lyrasis Special Collections Ben Yellen Papers, 1945-1994FARM WORKERSCorrespondence
1969, January - April, . Box 10, Folder 1 Collection Context Lyrasis Special Collections Ben Yellen Papers, 1945-1994WATER AND RELATED POLITICAL ACTIVITIESCorrespondence
