Q: how do I check on order status from aperture

See the Print Products Help page:  http://store.apple.com/us/help/print_products

Order Status

To check the status of your Apple Print Products order, or to cancel, log into online Order Status with your Apple ID and password. Please note, for orders placed in iPhoto and Aperture, you have 90 minutes from the time you place your order to request a cancelation in online Order Status. We are unable to cancel Cards App orders. See below for more details.