[4] At a cost of $325,000 in 1988, the Society had the Daniel J. Sullivan Stable and Carriage House, designed by Alfred Giles in 1896,[5] re-assembled at the San Antonio Botanical Garden.

[6] A Night in Old San Antonio (NIOSA) is the organization's annual event to raise funds for historic preservation within the city.

[11] The Conservation Society was formed in 1924 when Emily Edwards and Remna Maverick Green united to fight the demolition of the Greek Revival Market House, a victim of street-widening throughout downtown.

[12] Popular legend has the Society involved in efforts to prevent channelization of the San Antonio River following the devastating flood of September 9, 1921.

The Olmos flooding merged into the San Antonio River 30 minutes later, followed by rising waters from Martinez and Alazan creeks.

However, the San Antonio River Beautification Committee later hired Hugman to develop the area with the Works Progress Administration.

[16] What is currently the San Antonio Missions National Historical Park is the result of years of efforts involving The Conservation Society and other entities.

[18] SACS also purchased the "Huisache Bowl" gravel pit adjoining Mission San José, and the WPA transformed it into an amphitheater.

Renamed the Texas State Historical Theater under Governor Price Daniel, the property was deeded over to the National Park Service in 1983.

[19] In 1937, SACS purchased 1.5 acres of the Espada Aqueduct, and in 1978 deeded it to the San Antonio River Authority as part of a flood control project.