Imperial Oil Oil discovered the Leduc Woodbend Devonian oil reef in 1947, marking the beginning of the contemporary period in Canadian oil and gas development. Drilling began on the landmark discovery well Leduc No. 1 on November 20, 1946. In 1989, Imperial Oil acquired Texaco's Canadian operations. From the 1934-35 season through the 1975-76 season, Imperial Oil was a sponsor of the Canadian Broadcasting Corp. program "Hockey Night in Canada" for both radio and television broadcasts. In February 2013, Richard Kruger, President of ExxonMobil Production Co. and a Vice President of Exxon Mobil Corp., was appointed to be Chief Executive of Imperial
Barrel racing course after time begins. Contestants cannot be required to start a run from an off-center alleyway, but contestants are not allowed to enter the arena and "set" the horse. It is required that the arena be "worked" after twelve contestants have run and before slack. Barrels are required to be fifty-five gallons, metal, enclosed at both ends, and of at least two colors. Competitors in the National Barrel Racing Association (NBRA) are required to wear a western long-sleeved shirt (tucked in), western cut pants or jeans, western hat, and boots. Competitors are required to abide by this dress code beginning