[ame="http://www.amazon.com/Stray-Shopping-Carts-Eastern-America/dp/0810955202"]Amazon.com: The Stray Shopping Carts of Eastern North America: A Guide to Field Identification (9780810955202): Julian Montague: Books[/ame]
This Field Guide seems appropriate today, then. 
Hey, NJ, thank you very much for the info about the pac...paczkies? ....um, punch keys! That was really interesting!
IttyBitty, may you continue to get better and better as the days go by!
*waves hello to everyone*