Scope and Content Correspondence and documents re improvements at Long Beach Harbor, mostly about the opening of mouth of San Gabriel River and construction of drawbridge there (1938), including: "Statement showing by months and years expenditures for development of yard area and trackage and freight station facilities required to serve the Harbor Area, Los Angeles, California," LA&SLRR, typescript, 5 pp, large format tables (undated)"Statement showing by months and years...