@lukestokes this is awesome, thanks for putting this together! Even I didn't really have any idea of the actual volume of sales taking place on the market so far lol.
To answer your question, you can look up details for a specific card ID using the /cards/find API endpoint on steemmonsters.com:
https://steemmonsters.com/cards/find?ids=C-ZVMAV42IB4,C-FC0UXHUFLC,C-P4LGBVQPB4
Perfect! Thank you for building something so fun and interesting on Steem!