Attribute: "Sound-Proofed," which is nice given its proxmity to the screaming jets. "Henrici Restaurant Famous Since 1868" - presumably not in this location.

The message:

Dear Folls We won't be going to Waseca for Easter so don't expect us this time. Well try to come Good Friday.

Love, Minerva.

I believe those are the contours of the building as seen from space. Discernable by its absence.