Cement: 
American Cement Corp          
2404 Wilshire Blvd. Los Angeles, Calif. 90057 
Dry process portland cement 
Riverside and                   San Bernardino. 
2 plants at Crestmore and Oro Grande. 
Calaveras Cement Co           
 
 
California Portland Cement Co - -. 
 
 
Ideal Cement Co               
 
 
Kaiser Cement & Gypsum Corp.... - - 
 
Monolith Portland Cement Co     
315 Montgomery St. San Francisco, Calif. 
94104 
612 South Flower St. 
Mobil Bldg. 
L~s Angeles, Calif. 90017 
620 Denver National Bldg. 
Denver, Cob. 80202 
 
1~ermanente Road 
Permanente, Calif. 95014 
J~ox 65677 Glassell Station 
plants. 
Wet and dry process portland 
cement plants. 
Dry process portland cement 
plants. 
Wet process portland cement 
plants. 
- - - do      
 
 
- - - do           
Calaveras and                   Shasta. 
 
Kern and San                   Bernardino. 
 
San Benito and  San Mateo. 
 
San Bernardino                  and Santa Clara. 
Kern                           
2 plants at San Andreas and Redding. 
 
2 plants at Mojave and Colton. 
 
 
2 plants at San Juan Bautista and Redwood City. 
 
2 plants, at Lucerne Valley and Permanente. 
Plant located at Monolith. 
Pacific Cement & Aggregates Division. Lone Star Cement Corp. 
Los Angeles, Calif. 90065 
400 Alabama St. 
San Francisco, Calif. 94110. 
Dry process port. land cement plant. 
Santa Cruz                      
Plant at Davenport. 
Pacific Western Industries, Inc    
 
Southwestern Portland Cement Co. 
3810 Wilshire Blvd. 
Los Angeles, Calif. 9005 
1034 Wilshire Blvd. 
Los Angeles, Calif. 90017 
- - - do           
 
 
Wet and dry process portland 
cement plant. 
Kern                          
 
San Bernardino                  
Plant near Lebec. 
 
Plant at Victorville. 
Clays: 
Ball: Chas. Pfizer & Co., Inc      
 
Bentonite: National Lead Co      
P.O. Drawer AD 
Victorville, Calif. 92394 
P.O. Box 1675 
Houston, Tex. 77001 
Open pit mine         ~.do                
do                        do 
Bentonite from Inyo County deposit. 
Fire: 
 
 
 
 
International Pipe & Ceramics Corp. 
 
 
Lincoln Clay Products Co     
 
Los Angeles Brick & Clay Products Co. 
Pacific Clay Products Co     
. 
2901 Los Fehz Blvd. Los Angeles, Calif. 90039 
~ 
P.O. Box 367 
Lincoln, Calif. 95648 
1255 W. 4th St. 
Los Angeles, Calif. 90017 
1255 W. 4th St. 
Los Angeles, Calif. 90017 
- - - do      
 
 
- - - do      
 
 
- - - do           
Amador, Placer, Riverside, San Bernardino, Sutter, Yuba. 
Placer. 
 
Riverside                       
 
Amador, Calaveras, 
Orange, 
Riverside. 
Ball clay in San Bernardino County; miscellaneous clays, Sutter and Yuba
Courties. 
 
 
 
Also produce miscellaneous clays. 
Fuller's earth: 
 
 
 
 
Cyprus Mines Corp          
 
 Mason & Co               
Kaolin: California Non-Metallics. - - 
P.O. Box 1201 
Trenton, N.J. 08606 
Obancha, Calif. 93549          
P.O. Box 265 
Trabuco Canyon, Calif. 92678 
- - - do           
 
 
 do         
- - - do  
Inyo. 
 do.. - -     Orange. 
 
ITJ 
~p. 
0 
0 
.~ 
Table 27.—Principal producers—Continued 
Commodity and company Address Type of activity County   Other Remarks   
commodities