Have you checked out "Beyond Your Backdoor"? It's a nature store and a new division of Lesser Jewellers.
Acorn Shaped Wren Bird House
This acorn shaped nesting box is made from FSC certified wood and is designed for the wren. It provides a good place to nestle and helps maintain or brings back a population in an area. The roof can be removed to clean the bird house each fall.
Style: 122BB NK83
Price: $59.98