1. [Letters: H. J. McMullen to R. E. Blair] Creator: McMullen, H. J Published / Created: 1928-1930 Call Number: WA MSS S-2611 Collection Title: R. E. Blair collection of Western oil and mining investment prospectuses Container / Volume: Box 2 | Folder 35 Image Count: 27 Subject (Topic): Petroleum --Louisiana Found in: Beinecke Rare Book and Manuscript Library > [Letters: H. J. McMullen to R. E. Blair]
2. [Letters: H. J. McMullen to R. E. Blair] Creator: McMullen, H. J Published / Created: 1928-1930 Call Number: WA MSS S-2611 Collection Title: R. E. Blair collection of Western oil and mining investment prospectuses Container / Volume: Box 2 | Folder 36 Image Count: 24 Subject (Topic): Petroleum --Louisiana Found in: Beinecke Rare Book and Manuscript Library > [Letters: H. J. McMullen to R. E. Blair]
3. [Letters: H. J. McMullen to R. E. Blair] Creator: McMullen, H. J Published / Created: 1928-1930 Call Number: WA MSS S-2611 Collection Title: R. E. Blair collection of Western oil and mining investment prospectuses Container / Volume: Box 2 | Folder 37 Image Count: 37 Subject (Topic): Petroleum --Louisiana Found in: Beinecke Rare Book and Manuscript Library > [Letters: H. J. McMullen to R. E. Blair]
4. Map showing property of the Caddo Oil and Refining Company of Louisiana, Inc. Published / Created: 191-?] Call Number: 795gbc 1910 Container / Volume: BRBL_00523 Image Count: 1 Resource Type: Maps, Atlases & Globes Subject (Topic): Petroleum pipelines--Louisiana--Maps Found in: Beinecke Rare Book and Manuscript Library > Map showing property of the Caddo Oil and Refining Company of Louisiana, Inc.
5. Mid-Tex Company Published / Created: 1929 Call Number: WA MSS S-2611 Collection Title: R. E. Blair collection of Western oil and mining investment prospectuses Container / Volume: Box 3 | Folder 60 Image Count: 14 Resource Type: Archives or Manuscripts Subject (Topic): Petroleum--Louisiana Found in: Beinecke Rare Book and Manuscript Library > Mid-Tex Company