I picked up a Mac SE/30 on the weekend which appears to have a network card in the PDS slot. It breaks out to a connector card with Thicknet, BNC and RJ-45.
So far my Google-fu has failed me in finding out info about this card. All I can find on the card is "SI St NIC Rev D BD-031" and on...
Picked up all these PowerMacs on the weekend for AU$100 the lot:
The G3 B&W is faulty, powers up but has no display. Someone must have thrown the money at this when it was originally sold as it has SCSI HDDs in it as well as second SCSI card for I guess a flatbed scanner or something like...