Pictured as: the Pauline M. (Kirby Corporation) Photo by: Sam Draye

Built in 1967, by Port Allen Marine Services Incorporated of Port Allen, Louisiana (hull #108) as the Sandra Fay for Coastal Towing Incorporated of Houston, Texas.

In 2003, the tug was acquired Capital Towing Limited of Houston, Texas. Where she was renamed as the Pauline M.

In 2006, she was acquired by the Kirby Corporation of Channelview, Texas. Where the tug retained her name. But, was operated by Capital Towing Limited of Houston, Texas.

In 2012, she was returned to the Kirby Corporation of Channelview, Texas. Where the tug retained her name.

In 1980, the tug was rebuilt at Bludworth Bond Shipyard of Houston, Texas. Repowered in 2003, she is driven by two, Caterpillar 3512 diesel engines. With Philadelphia reduction gears, at a ratio of 5.311:1. She is a twin screw, square bow, push boat. Rated at 2,000 horsepower.