L. Irby Davis
- Baton Rouge
- MAGNECORDER UNSPECIFIED MODEL
- Electro-Voice 650
This is a recording of an original paper presented at the 70th stated meeting of the A.O.U. in Baton Rouge, Louisiana on 24Oct1952. This includes discussion and recordings of the following subspecies: O. v. mccalli, O. v. vetula, O. v. wagleri, O. v. poliocephala.