Voxophone #6: Half a Jew - Ed Gaines
The Blue Ribbon Restaurant - in the kitchen behind R. Lutece (she gives you the shield).
Voxophone #7: Otis' Nimble Fingers - Byron Cotswold
Lansdowne Residence - in the bedroom on the first floor. You can get to the bedroom by dropping down from the skylight.
Voxophone #8: A New Hunt - Preston E. Downs
Comstock Center Rooftops - on a stage with the stuffed bear. The stage is located at the back of the printing house.
Voxophone #9: The Gift of the Emancipator - Zachary Hale Comstock
The Fraternal Order of the Raven - on the bar's counter to the left of the entrance.
Voxophone #10: The Lie of the Emancipator - Zachary Hale Comstock
The Fraternal Order of the Raven - on the chapel's bench where the Crow was doing a sermon.
Voxophone #11: Symbols of Our Lady - First Zealot
The Fraternal Order of the Raven - in the office to the left of the projection room (you visit this area soon before confronting the Raven).
Voxophone #12: Another Ark for Another Time - Zachary Hale Comstock
Gondola to Monument Island - at the top of the maintenance tower, in the room with the gondola control panel.