I've updated my SA/Springbok section. Currently it's at 38 series.
https://www.radio.dieselpunkindustries.com/?menu=sa
Thank you Richard Davenport for providing additional documentation for some of the series.

- 33 Half Moon Street (SA) 

- 930 Dossier (SA)Address Unknown (SA)

- Afloat with Henry Morgan (SA)

- The Avengers (SA)

- Beyond Midnight (SA)

- Call Back the Past (SA)

- Castle Playhouse (SA)

- Cavalcade of King (SA)

- City Hospital (SA)

- Consider Your Verdict (SA)

- The Creaking Door (SA)

- The Deciding Factor (SA)

- Drama International (SA)

- The Eleventh Hour (SA)

- General Motors on Safari (SA)

- The Hidden Truth (SA)

- High Adventure (SA)

- Higher They Fly (SA)

- Jet Jungle (SA)

- Lux Radio Theatre (SA)

- Medical File (SA)

- My Name is Adam Kane (SA)

- Night Surgeon (SA)

- Radio Theatre (SA)

- SF-68 (SA)

- Shell Theater of the Air (SA)

- Sounds of Darkness (SA)

- Springbok Library of the Air (SA)

- Squad Cars (SA)

- Suspense (SA)

- Stories of Sherlock Holmes (SA)

- Tales from Seven Seas (SA)

- Tales of Antiquity (SA)

- Theatre of the Air (SA)

- The Thirteenth Hour (SA)

- Vale of Darkness (SA)

- Walk Soflty Peter Troy (SA)