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61
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62
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63
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64Published 1849.“…Part 1. ...Rational system of society, founded on demonstrable facts, developing the constitution and laws of human nature and of society. …”
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65Published 1931.TEXT
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66
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67
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68Published [1950]TEXT
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69Published 1947.TEXT
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70
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71
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72
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73
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74
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75
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76
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77
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78
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79
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80