Way to go, SparkFun!!
I saw this on a Maxim App note page:
References
The SD media breakout board used in this project can be ordered from http://www.sparkfun.com/commerce/produc … cts_id=204.
SD is a trademark of the SD Card Association.
from this page:
http://www.maxim-ic.com/appnotes.cfm/ap … umber/3969
near the end, under References