14. T.L.s. from W. T. Ingram, Resident Engineer to B. E. Holloway. Describing the January 30 dynamiting of Pier NoC. 4 of the Metlac Bridge. "Three bombs were exploded on the Bridge seat and the Masonry and girders were badly damaged...Roughly I should say the cost will be $12,000.", 2.11.1924

14. T.L.s. from W. T. Ingram, Resident Engineer to B. E. Holloway. Describing the January 30 dynamiting of Pier NoC. 4 of the Metlac Bridge. "Three bombs were exploded on the Bridge seat and the Masonry and girders were badly damaged...Roughly I should say the cost will be $12,000.", 2.11.1924, Box: 1. Mexican Railway Company Limited Records, 2014-22. Benson Latin American Collection, The University of Texas at Austin. https://archives.lib.utexas.edu/repositories/4/archival_objects/503518 Accessed September 25, 2026.