Hi FireHead,
Try Amazon.com
http://www.amazon.com/Olympus-64-MB-SmartMedia-Card/dp/B0000511L5 Smart Media is becoming obsolete. Smart Media cards have a 128MB memory limit.
Rather than buying a 128MB Smart Media Card, you could buy a xD Card to Smart Media Card Adapter for $4.
http://tinyurl.com/obzaw Then, you can buy an xD card of 128MB or less capacity and use it.
This one is $25
http://www.amazon.com/Fujifilm-128-MB-Picture-Card/dp/B00006DY6M Tapas