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                                                        Title: | 
                                                    
                                                        1933 Map of Millraces | 
                                                 
                                                
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                                                        Source: | 
                                                    
                                                        R. D. Trimble & Co., for Tredegar Iron Works | 
                                                 
                                                
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                                                        Insert Date: | 
                                                    
                                                        7/21/2019 10:21:07 AM | 
                                                 
                                             
                                             
                                            
                                                
                                                
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                                                        UL: upper water level; LL: lower water level. "Tredegar Iron Works, Richmond, Virginia: A Study Of Industrial Survival, 1873-1892," by Lee Ann Cafferata, George Mason University, 2016. | 
                                                 
                                             
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