This one can be found on the corner of Marion Road and Mooringie Avenue in Plympton. It belonged to the Glenelg Railway line I believe, and has been abandoned since 1929 when the Glenelg Tram came in.
I'm a bit of a noob at this stuff, so forgive any mistakes
Anyway, the photospam...
EDIT: Seems like Gallery doesn't work with the site
Here's the link for those interested: http://photos.galoresoftware.net/main.php?g2_itemId=3569
And that Timetable Holder:
You know I can't ever really seeing any photos of this platform when it was in use. Must be a book or something on that line.