1 of 13Image
Field explosionYeeee hawwww. Although mostly known now for producing chips for large-screen TVs and cell phones, Texas Instruments was first called Geophysical Service Inc. (GSI), and it specialized in seismology equipment for . The crewman at the bottom right of the picture (with the scarf) operates a piece of equipment that records seismic signals reflected off a horizon deep in the earth. The photographed blast in the South Louisiana field was set intentionally.
The workers stand on a marsh buggy designed by an early employee, Ken Burg.
Much of the is chronicled in "Engineering the World: Stories from the First 75 Years at Texas Instruments," published by Caleb Pirtle III.
Reflective seismographA readout from a reflection seismograph, which provided more details about substructures than previous equipment. John Karcher, one of TI's two founders, pioneered reflective seismology in the 1920s.
While Texas Instruments is named after the Lone Star State, its roots belong in New York City. Karcher worked at New York-based Amerada Petroleum before founding GSI, while fellow co-founder Eugene McDermott taught at Columbia University. The articles of incorporation were first filed in New Jersey in May 1930.