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Start Over You searched for: Publish Year Decade 1960 - 1969 Remove constraint Publish Year Decade: 1960 - 1969 Sudoc Stem I 29.21 Remove constraint Sudoc Stem: I 29.21

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181. Capulin Mountain National Monument, N. Mex.

183. Cedar Breaks National Monument, Utah.

184. Chaco Canyon National Monument, N. Mex.

187. Chiricahua National Monument, Ariz.

188. Cowpens National Battlefield Site, S.C.

190. Death Valley National Monument Calif.