Browse Items (799 total) Browse All Browse by Tag Search Items Previous Page of 80 Next Page Sort by: Title Creator Date Added Letter to Senator Hart about Air Pollution, 1970. Letter to Senator Hart about Michigan Sugar Company Plant, 1970. Letter to Senator Hart about the Pontiac Motors Foundry, 1966. Letter to Senator Robert Richardson Mary Sinclair acting as the President f the Citizens Committee for the Protection of the Environment of Michigan. Tags: Nuclear, Richardson, Sinclair Letter to the editor of EA Newsletter praising the Dirty Dozen Campaign, September, 1972. List of Tree Donations Litterbugs are Polluters Local UAW letter to Senator Hart opposing air pollution regulations Los Angeles Smog, 1973. Love your mother poster. Environmental Action, 1972. Previous Page of 80 Next Page Featured Item No featured items are available.