I've honestly never cared for the sparton bluebird or its big brother the Sparton Nocturne.
Sparton Nocturne
Of all the mirror radios, I much prefer "The Sled."
Sparton Model 557 'Sled' Blue-Mirror Radio
Radio Attic is a neat site. The list prices are really high, but they have a whole bunch of neat radios on their site.