Is this a Lansing Tar Filled Horn ? (Ballantyne Driver)

Is this a Lansing Tar Filled Horn ? (Ballantyne Driver)

Any info very appreciated.

Thanks,

JoeBirmingham

Attachment 68359Attachment 68360Attachment 68361Attachment 68362

Hi,
I have a horn similar to this photo, a 400 Hz cut-off 8 cell horn. The throat has 3 holes for the mounting of the driver by Ballantyne. Altec drivers 1 5/8inch does not fit on this horn.

Bernard