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- Subject is exactly "Air Pollution"
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Lone Star cement plant
Date: 1993-02-03
Source: Santa Cruz Sentinel
Type: NEWS
Pacific Cement and Aggregates, picture
Date: 1963-12-20
Source: Santa Cruz Sentinel
Type: NEWS
cement plant
Date: 1977-11-15
Source: Santa Cruz Sentinel
Type: NEWS
Lone Star, picture
Date: 1981-09-06
Source: Santa Cruz Sentinel
Type: NEWS
2 copies
Date: 1955-03-08
Source: Santa Cruz Sentinel
Type: NEWS