Dunbar Oil & Gas, Ltd.
A Texas family limited partnership, was founded in January of 2001 to own and manage producing leases, fee simple mineral interests and royalty interests acquired by D G Dunbar from 1926 to 1954 in a number of states.
David Dunbar is the business manager of the partnership
Our Founder
D.G. Dunbar
1893 - 1954
Mineral Locations
Alabama: Baldwin, Coffee, Conecuh, Dale, Escambia, Geneva, Houston, Monroe.
Arkansas: Union
Florida: Alachua, Escambia, Holmes, Monroe
Mississippi: Adams, Amite, Claiborne & Jefferson, Copiah, Franklin, Greene, Hinds, Lawrence, Lincoln, Madison, Pike, Scott, Wayne
Louisiana: Franklin, Jackson, Winn,
Oklahoma: Stephenson
New Mexico: Eddy, Lea
Texas: Crane, Crockett, Freestone, Harrison, Howard, Limestone, Midland, Navarro, Pecos, Schleicher, Upton, Winkler
Upon returning from the First World War, D. G. Dunbar entered the oil business with Pure Oil. He was active in the early exploration in Texas, New Mexico, and the Gulf Coast.
From 1926 until 1932 D G Dunbar lived in San Angelo, Texas, where he was the Land Manager for Pure Oil Company until January, 1929, when Pure closed it’s West Texas office and from then until 1932 he maintained an office there with Robert F. Imbt, a former Pure Oil Company Geologist.
In 1932, D G Dunbar moved the family to Corsicana, TX, where he continued his work as an independent landman and lease broker until his death on February 16, 1954. From 1932 until 1984, Post Office Box 588, Corsicana, TX was used as D G Dunbar’s permanent address.
From 1936 until 1945 D G Dunbar maintained offices in Corsicana, TX, Shreveport, LA, and Jackson, MS
Heirs and Operating Entities
Frances Corley Dunbar Miller, widow of D G Dunbar, inherited these properties on February 16, l954.
Upon her death on August 6, l968, these properties were divided between her heirs, Susan Dunbar Spradlin and Donald G Dunbar, Jr., aka Don Dunbar, Jr.
RSD Holdings, LLC: Susan Dunbar Spradlin died on July 4, l984, leaving her half of these properties to her three sons who manage them as RSD Holdings, LLC, which is managed by Robert F. Spradlin, II, 4277 Royal Ridge, Dallas, TX 75229, Telephone 214-357-5610.
Dunbar Minerals Limited (DML): An entity formed for the heirs of Don Dunbar Jr. that was in existence from 1976 to 2000 when the mineral interests were rolled into the Dunbar Oil & Gas entity.
Dunbar Oil and Gas, Ltd is a partnership between Don Dunbar Jr. (general partner), Don Dunbar III, Doug Dunbar, David Dunbar, Heather Dunbar, and Kathleen Dunbar Leff.
Current Address: P.O. Box 1493, Tomball, TX 77377
Historic Addresses:
P.O. Box 588 Corsicana, Texas
P.O. Box 515 Corsicana, Texas
P.O. Box 1486, Midland, Texas
5201 Tortuga Trail, Austin Texas