title: [Drilling Barge "Don McMahon"] contributor: Levingston language: No Language description: Photograph of the submersible inland drilling barge named "Don McMahon" being pulled by two tug boats. Handwritten on the back of the photograph is, "LSC Hull No. 614, Submersible inland drilling barge, 'Don McMahon', Built for McNisco, Inc., Completed 5-5-59, 188'x50'x12'." subject: Business, Economics and Finance - Transportation - Ships subject: Business, Economics and Finance - Oil and Gas subject: McNisco, Inc. subject: Don McMahon subject: Drilling subject: Barges subject: Oil coverage: Into Modern Times, 1939-Present coverage: 1959-05-05 type: Photograph format: 1 photograph : b&w ; 8 x 10 in. format: Image identifier: local-cont-no: hhm_00314 identifier: other: LSC Hull No. 614 identifier: https://texashistory.unt.edu/ark:/67531/metapth37449/ identifier: ark: ark:/67531/metapth37449